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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...