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NDQ_006643 | Which of the following is not a proper lab safety rule? | a. If you work in the lab alone, let someone know where you are, b. Fan vapors toward your nose rather than smelling them directly, c. Always add acid to water, never the other way around, d. leave it on the counter | b | Lesson: safety in life science research
Safety in the Lab:
A science lab has many potential dangers. Thats why lab procedures and equipment are often labeled with safety symbols, like the ones in Figure 1.14. These symbols warn of specific hazards, such as flames or broken glass. Learn the symbols so you can recognize... |
NDQ_006644 | When you finish a lab project, what should you do with any glassware you used? | a. place it in the sink, b. throw it in the trash, c. wash it, d. FIGURE 1.1 | d | Lesson: safety in life science research
Safety in the Lab:
A science lab has many potential dangers. Thats why lab procedures and equipment are often labeled with safety symbols, like the ones in Figure 1.14. These symbols warn of specific hazards, such as flames or broken glass. Learn the symbols so you can recognize... |
NDQ_006645 | What should you always wear to stay safe in a science lab? | a. long sleeves, b. a hazmat suit, c. hot mitts, d. wash your hands | b | Lesson: safety in life science research
Safety in the Lab:
A science lab has many potential dangers. Thats why lab procedures and equipment are often labeled with safety symbols, like the ones in Figure 1.14. These symbols warn of specific hazards, such as flames or broken glass. Learn the symbols so you can recognize... |
NDQ_006646 | What do plants need? | a. oxygen, b. carbon dioxide, c. minerals, d. all of the above | d | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006647 | ________The earliest plants to evolve were flowering plants. | a. true, b. false | b | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006648 | ________Plants have reproductive organs that produce gametes. | a. true, b. false | a | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006649 | Secondary growth in a tree | a. allows the tree to grow taller, b. happens only when the tree is mature, c. occurs because of meristem at the tips of the roots, d. produces rings inside the trunk of the tree | d | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006650 | Gametophytes | a. are plants in the diploid generation, b. reproduce asexually by budding, c. form from haploid spores, d. none of the above | c | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006651 | ________Plants require oxygen for photosynthesis. | a. true, b. false | b | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006652 | ________Each plant organ generally contains just one of the major types of plant tissues. | a. true, b. false | b | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006653 | Phloem in plants is a type of | a. meristem, b. vascular tissue, c. root system, d. reproductive organ | b | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006654 | ________A fibrous root system has a very long primary root and few secondary roots. | a. true, b. false | b | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006655 | Products that come from plants include | a. medicines, b. rubber, c. dyes, d. all of the above | d | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006657 | ________After plant cells become specialized, they can no longer divide. | a. true, b. false | a | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006659 | ________Most modern plants spend the majority of their life in the haploid generation. | a. true, b. false | b | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006667 | The earliest plants lacked leaves, roots, and stems. | a. true, b. false | a | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006668 | Some plants consist of a single cell. | a. true, b. false | b | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006670 | Dermal tissue is like the skin of a plant. | a. true, b. false | a | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006673 | A taproot is a very long root that grows out to the side of a plant. | a. true, b. false | b | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006674 | Most photosynthesis in plants takes place in roots. | a. true, b. false | b | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006675 | ___type of plant tissue that transports fluids | a. dermal, b. chloroplast, c. cuticle, d. ground, e. stoma, f. vascular, g. meristem | f | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006676 | ___waxy substance secreted by plant cells that helps prevent water loss | a. dermal, b. chloroplast, c. cuticle, d. ground, e. stoma, f. vascular, g. meristem | c | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006677 | ___type of plant tissue consisting of undifferentiated cells that can continue to divide | a. dermal, b. chloroplast, c. cuticle, d. ground, e. stoma, f. vascular, g. meristem | g | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006678 | ___type of plant tissue that carries out biochemical reactions | a. dermal, b. chloroplast, c. cuticle, d. ground, e. stoma, f. vascular, g. meristem | d | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006679 | ___tiny pore in a plant leaf through which gas exchange takes place | a. dermal, b. chloroplast, c. cuticle, d. ground, e. stoma, f. vascular, g. meristem | e | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006680 | ___type of plant tissue that covers the outside of a plant | a. dermal, b. chloroplast, c. cuticle, d. ground, e. stoma, f. vascular, g. meristem | a | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006681 | ___plant organelle where photosynthesis takes place | a. dermal, b. chloroplast, c. cuticle, d. ground, e. stoma, f. vascular, g. meristem | b | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006682 | While plants are actively growing, they need | a. sunlight, b. temperatures above freezing, c. carbon dioxide, d. all of the above | d | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006683 | Cuticle in plants is secreted by cells of | a. ground tissue, b. meristem, c. dermal tissue, d. vascular tissue | c | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006684 | All of the following are functions of plant roots except | a. storing food, b. absorbing water, c. releasing oxygen, d. anchoring plants to the ground | c | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006685 | Primary growth in plants | a. occurs at the tips of roots, b. allows plants to grow taller, c. occurs only in very young plants, d. two of the above | d | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006686 | The life cycle of all plants includes | a. alternation of generations, b. sexual and asexual reproduction, c. haploid and diploid generations, d. all of the above | d | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006687 | Sporophytes | a. are plants in the diploid generation, b. form from haploid spores, c. produce haploid gametes, d. none of the above | a | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006688 | A sporangium | a. produces diploid spores by mitosis, b. produces haploid gametes by meiosis, c. is found only in gametophytes, d. none of the above | d | Lesson: introduction to plants
What Are Plants:
Plants are multicellular eukaryotes that are placed in the Plant Kingdom. Plant cells have cell walls that are made of cellulose. Plant cells also have chloroplasts. They allow plants to make food by photosynthesis. In addition, plants have specialized reproductive organ... |
NDQ_006689 | The first plants were probably similar to | a. stoneworts, b. cacti, c. ferns, d. conifers | a | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006690 | ___plant that produces seeds in the ovaries of flowers | a. seed, b. stamen, c. angiosperm, d. cone, e. gymnosperm, f. bryophyte, g. pistil | c | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006691 | ___reproductive structure made of overlapping scales where naked plant seeds develop | a. seed, b. stamen, c. angiosperm, d. cone, e. gymnosperm, f. bryophyte, g. pistil | d | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006692 | Which plant structures evolved first? | a. vascular tissues, b. seeds, c. flowers, d. fruits | a | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006693 | The early growth and development of a plant inside a seed is called | a. transpiration, b. pollination, c. germination, d. none of the above | c | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006694 | ___male reproductive organ in a flower | a. seed, b. stamen, c. angiosperm, d. cone, e. gymnosperm, f. bryophyte, g. pistil | b | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006695 | ___plant that produces naked seeds in cones | a. seed, b. stamen, c. angiosperm, d. cone, e. gymnosperm, f. bryophyte, g. pistil | e | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006696 | Which flower structure develops into a fruit? | a. stamen, b. anther, c. stigma, d. ovary | d | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006697 | ___reproductive structure that contains a plant embryo and a food supply | a. seed, b. stamen, c. angiosperm, d. cone, e. gymnosperm, f. bryophyte, g. pistil | a | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006698 | Modern nonvascular plants include | a. ferns, b. mosses, c. algae, d. two of the above | b | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006700 | ___modern nonvascular plant | a. seed, b. stamen, c. angiosperm, d. cone, e. gymnosperm, f. bryophyte, g. pistil | f | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006702 | ___female reproductive organ in a flower | a. seed, b. stamen, c. angiosperm, d. cone, e. gymnosperm, f. bryophyte, g. pistil | g | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006703 | The earliest plants | a. evolved from green algae, b. were dominant aquatic organisms, c. had vascular tissues, d. evolved on land | a | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006706 | Having a dominant sporophyte generation was an important adaptation for land plants because a sporophyte | a. is haploid, b. needs less water, c. has a back-up copy of each gene, d. all of the above | c | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006708 | Which statement about vascular plants is false? | a. Vascular plants evolved after seed plants had appeared, b. Vascular plants are the dominant land plants on Earth, c. Vascular plants have specialized tissues to transfer water, d. Vascular plants can grow taller than nonvascular plants | a | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006709 | Parts of a seed include | a. an embryo, b. endosperm, c. a hull, d. all of the above | d | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006710 | The first plants lived in water. | a. true, b. false | a | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006711 | Plants first colonized the land around 5 million years ago. | a. true, b. false | b | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006712 | Which structure finally freed plants from depending on moisture to reproduce? | a. root system, b. pollen tube, c. vascular tissue, d. seed cone | b | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006713 | Vascular plants are no longer the dominant land plants on Earth. | a. true, b. false | b | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006714 | What is a function of flower petals? | a. making seeds, b. attracting pollinators, c. forming fruits, d. producing spores | b | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006715 | Tracheophytes include | a. ferns, b. liverworts, c. hornworts, d. two of the above | a | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006716 | The female gametophyte of a seed plant is contained within an ovule. | a. true, b. false | a | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006717 | Modern seed plants are called spermatophytes. | a. true, b. false | a | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006725 | _Plants were the first organisms to colonize Earths land surfaces. | a. true, b. false | a | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006726 | _The earliest land plants were similar to modern ferns. | a. true, b. false | b | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006727 | _An offspring plant is more likely to survive if it grows very close to the parent plant. | a. true, b. false | b | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006728 | _The part of a seed plant that develops into a seed is the pollen. | a. true, b. false | b | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006729 | _The scales of cones are modified flower petals. | a. true, b. false | b | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006730 | _The stamen of a flower has a stalk-like filament that ends in an anther. | a. true, b. false | a | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006731 | _All modern seed plants produce flowers and fruits. | a. true, b. false | b | Lesson: evolution and classification of plants
The First Plants:
The first plants were probably similar to the stoneworts in Figure 10.11. Stoneworts are green algae. Like stoneworts, the first plants were aquatic. They may have had stalks but not stems. They also may have had hair-like structures called rhizoids but ... |
NDQ_006732 | Which is the best definition of tropism? | a. turning toward the light, b. growing toward gravity, c. turning toward or away from a stimulus, d. bending to the left or right | c | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006733 | _Plants are unable to resist predators because they cannot run away or hide. | a. true, b. false | b | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006734 | _Plants detect and respond to the daily cycle of light and darkness. | a. true, b. false | a | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006735 | Willow trees produce salicylic acid to | a. stimulate growth, b. stimulate dormancy, c. kill bacteria, d. warn other plants | c | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006736 | Modern aquatic plants | a. have special adaptations, b. evolved from ocean plants, c. cannot survive in moving water, d. two of the above | a | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006737 | _Plants have an immune system that protects them from disease. | a. true, b. false | b | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006738 | _The narrow, strap-like leaves of cattails help them float on water. | a. true, b. false | b | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006739 | Adaptations of xerophytes include ways to | a. increase water intake, b. climb up rainforest trees, c. dissolve insects for extra nutrients, d. none of the above | a | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006740 | _Carnivorous plants do not undergo photosynthesis to make food. | a. true, b. false | b | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006741 | Advantages of plants that can rise high above the ground include | a. better access to sunlight, b. less risk of being eaten by herbivores, c. greater chance of being pollinated by the wind, d. all of the above | d | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006743 | _A saguaro cactus uses its thick stem to store water. | a. true, b. false | a | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006745 | _An orchid gets nutrients from its host tree. | a. true, b. false | b | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006746 | ___plant that is adapted to very dry conditions | a. adaptation, b. phototropism, c. xerophyte, d. dormancy, e. tropism, f. epiphyte, g. gravitropism | c | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006749 | ___suspension of growth and development in a plant during periods of extreme coldness and dryness | a. adaptation, b. phototropism, c. xerophyte, d. dormancy, e. tropism, f. epiphyte, g. gravitropism | d | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006751 | ___response of a plant to gravity | a. adaptation, b. phototropism, c. xerophyte, d. dormancy, e. tropism, f. epiphyte, g. gravitropism | g | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006752 | ___any trait that has evolved to help an organism survive and reproduce under certain conditions | a. adaptation, b. phototropism, c. xerophyte, d. dormancy, e. tropism, f. epiphyte, g. gravitropism | a | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006753 | Primary plant roots always grow down toward the center of Earth. | a. true, b. false | a | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006754 | Aquatic plants must have thick layer of cuticle to waterproof their stems and leaves. | a. true, b. false | b | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006755 | ___any turning toward or away from a stimulus in the environment | a. adaptation, b. phototropism, c. xerophyte, d. dormancy, e. tropism, f. epiphyte, g. gravitropism | e | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006756 | Epiphytes obtain water from the air rather than from soil. | a. true, b. false | a | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006757 | ___plant that grows on other plants rather than in soil | a. adaptation, b. phototropism, c. xerophyte, d. dormancy, e. tropism, f. epiphyte, g. gravitropism | f | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006758 | ___response of a plant to light | a. adaptation, b. phototropism, c. xerophyte, d. dormancy, e. tropism, f. epiphyte, g. gravitropism | b | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006759 | Carnivorous plants do not need sunlight. | a. true, b. false | b | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006760 | A saguaro cactus has no leaves to transpire water. | a. true, b. false | a | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006761 | Gravitropism occurs because of specialized cells in a plants | a. stems, b. leaves, c. roots, d. flowers | c | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006762 | Plant stems and leaves always grow toward | a. the sky, b. the equator, c. a light source, d. a water supply | c | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006763 | Plants such as Venus fly traps consume insects to get extra | a. energy, b. carbon, c. water, d. nutrients | d | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006764 | Anything in the environment that causes a response in a plant is called a | a. tropism, b. pathogen, c. toxin, d. stimulus | d | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006765 | Which statement about aquatic plants is true? | a. They have ancestors that lived on land, b. They do not need any special adaptations, c. They must have extensive root systems, d. none of the above | a | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006766 | Adaptations in xerophytes include | a. widespread roots, b. barrel-shaped stems, c. thorns, d. all of the above | d | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006767 | Epiphytes in a rainforest use rainforest trees for | a. food, b. support, c. oxygen, d. pollination | b | Lesson: plant responses and special adaptations
Plant Responses:
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
Plant Tropisms:
A tropism is a turning toward, or away from, a stimulus in the environment. Examples of tropisms in plants include gravitropi... |
NDQ_006775 | To be classified as an animal, an organism must have | a. specialized cells, b. cells organized into tissues, c. organs consisting of more than one tissue type, d. all of the above | a | Lesson: what are animals
Basic Animal Traits:
Animals are multicellular eukaryotes in the Animal Kingdom. All animals are heterotrophs. They eat other living things because they cant make their own food. All animals also have specialized cells that can do different jobs. Most animals have higher levels of organization... |
NDQ_006778 | All animals are | a. eukaryotes, b. multicellular, c. heterotrophs, d. all of the above | d | Lesson: what are animals
Basic Animal Traits:
Animals are multicellular eukaryotes in the Animal Kingdom. All animals are heterotrophs. They eat other living things because they cant make their own food. All animals also have specialized cells that can do different jobs. Most animals have higher levels of organization... |
NDQ_006779 | A caterpillar is a(n) | a. insect embryo, b. insect larva, c. adult worm, d. juvenile worm | b | Lesson: what are animals
Basic Animal Traits:
Animals are multicellular eukaryotes in the Animal Kingdom. All animals are heterotrophs. They eat other living things because they cant make their own food. All animals also have specialized cells that can do different jobs. Most animals have higher levels of organization... |
NDQ_006782 | Which of the following animals are placed in the same phylum as human beings? | a. earthworms, b. sea stars, c. spiders, d. snakes | d | Lesson: what are animals
Basic Animal Traits:
Animals are multicellular eukaryotes in the Animal Kingdom. All animals are heterotrophs. They eat other living things because they cant make their own food. All animals also have specialized cells that can do different jobs. Most animals have higher levels of organization... |
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