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Question: Within an organism, the cells that give rise to the next generation are known as germ cells, while those that do not (that is, the cells that die when the organism dies) are known as what cells?
Options:
A. neural
B. xylem
C. cloning
D. somatic | D |
Question: An external opening in the what of amphibians allows wastes and gametes to exit the body?
Options:
A. urethra
B. anus
C. cloaca
D. oral cavity | C |
Question: What kind of scientists measure percentages of sand, silt, and clay?
Options:
A. texture scientists
B. amount scientists
C. petro scientists
D. soil scientists | D |
Question: What hormone affects developent and maturation in animals?
Options:
A. dopamine
B. melatonin
C. thyroid
D. insulin | C |
Question: The three types of mammals are characterized by their method of what?
Options:
A. pattern
B. differentiation
C. reproduction
D. specializaiton | C |
Question: What planet has the most volcanoes?
Options:
A. Earth
B. Mars
C. uranus
D. venus | D |
Question: Gene duplications that are able to persist over many generations without causing too much harm to an organism or species can lead to what?
Options:
A. parasites
B. permutations
C. mutations
D. characteristics | C |
Question: What keeps earth in orbit around the sun?
Options:
A. energy
B. gravity
C. momentum
D. motion | B |
Question: The work-energy theorem states that the net work on a system equals the change in what type of energy?
Options:
A. binary energy
B. new energy
C. residual energy
D. kinetic energy | D |
Question: Living organisms release carbon dioxide into the atmosphere by what method?
Options:
A. widespread respiration
B. cellular respiration
C. genomic respiration
D. major respiration | B |
Question: Excretory organs that conserve what essential substance help terrestrial animals to avoid desiccation?
Options:
A. air
B. metabolytes
C. food
D. water | D |
Question: Venus rotates slowly in a direction opposite to the direction of what?
Options:
A. the sun
B. the Earth's orbit
C. the orbit of Mars
D. its orbit | D |
Question: What is the ph of pure water?
Options:
A. 4
B. 7
C. 2
D. 5 | B |
Question: The volume of a gas is comprised of about 10% matter. what is the rest?
Options:
A. open space
B. instead space
C. normal space
D. empty space | D |
Question: Heterotrophs is another name for what group?
Options:
A. consumers
B. producers
C. autotrophs
D. omnivores | A |
Question: What is dna transcribed into after being replicated?
Options:
A. diploid chromosomes
B. rna
C. protein
D. gene | B |
Question: What is name of the phenomenon where similar traits evolve independently in species that do not share a common ancestry?
Options:
A. divergent evolution
B. equation evolution
C. coalescence evolution
D. convergent evolution | D |
Question: The flow of water through the sponge is unidirectional, driven by the beating of what?
Options:
A. antennae
B. flagella
C. cilia
D. fin | B |
Question: What is the process for developing knowledge called?
Options:
A. creationism
B. science
C. theory
D. evolution | B |
Question: Arteries, veins, and capillaries are the three main types of what?
Options:
A. blood pathways
B. cell structures
C. blood vessels
D. blood shapes | C |
Question: Amphibians may attract mates with what?
Options:
A. only calls
B. calls or scents
C. only scents
D. neither | B |
Question: What type of bounded nucleus do protists have?
Options:
A. Endoplasmic reticulum
B. membrane
C. Ribosomes
D. Mitochondrion | B |
Question: Which body part is unsuitable for animals living on land?
Options:
A. gills
B. feet
C. lungs
D. hands | A |
Question: Which inducer turns on the expression of the lac genes?
Options:
A. allolactose
B. glucose
C. xerophyte
D. galactose | A |
Question: What is the most common type of brain injury?
Options:
A. concussion
B. Contusion
C. Diffuse Axonal
D. Anoxic Event | A |
Question: Changing the shape of an elastic material gives it what type of energy?
Options:
A. practical
B. initial
C. thermal
D. potential | D |
Question: What type of traits are features that are passed from one generation to the next called?
Options:
A. genetic traits
B. generational traits
C. inherited traits
D. familial traits | C |
Question: What is your body made up of?
Options:
A. energy
B. trillions of cells
C. skin
D. millions of elements | B |
Question: Hemoglobin is responsible for transporting what within our blood?
Options:
A. nitrogen
B. oxygen
C. water
D. dioxide | B |
Question: How do bipedal creatures walk?
Options:
A. on two legs
B. on six legs
C. on twelve legs
D. on four legs | A |
Question: Any sample of matter that has the same physical and chemical properties throughout the sample is called what?
Options:
A. molecule
B. substance
C. type
D. element | B |
Question: What is a measure of both speed and direction of motion?
Options:
A. distance
B. intensity
C. velocity
D. acceleration | C |
Question: What do fish eggs hatch to form?
Options:
A. unfertilized eggs
B. adolescent fish
C. fish eggs hatch to form larvae
D. tadpoles | C |
Question: Commensalism, mutualism, and parasitism are known as what type of relationships?
Options:
A. symbiotic
B. peculiar
C. various
D. simple | A |
Question: The modern model of the atom, which scientists call the quantum mechanical model, is based on what scientist's work on orbitals?
Options:
A. Newton
B. Sagan
C. schrödinger
D. Bohr | C |
Question: Time, mass, length, and temperature are considered to be what kinds of units?
Options:
A. measurement
B. support
C. unitary
D. base | D |
Question: What does the heat energy affect in the atmosphere?
Options:
A. winds and weather
B. erosion and condensation
C. density and humidity
D. gravity and precipitation | A |
Question: What are the taste receptors found as tiny bumps on the tongue called?
Options:
A. taste buds
B. fat buds
C. ear buds
D. hard buds | A |
Question: What is the chemical formula for a glucose molecule?
Options:
A. H2 C3 NA6
B. a5 h12 o6
C. c6 h12 o6
D. d5 h12 o6 | C |
Question: In physics, the number of waves that pass a fixed point in a given amount time is referred to as what ?
Options:
A. wave count
B. combination frequency
C. wave frequency
D. creation frequency | C |
Question: The reactions between alkali metals and water are particularly vigorous and include the rapid production of large quantities of what gas?
Options:
A. hydrogen
B. oxygen
C. carbon
D. helium | A |
Question: Batteries produce voltage through what type of reaction?
Options:
A. thermal
B. magnetic
C. chemical
D. radiation | C |
Question: The speed of a particle in what state is directly proportional to the temperature of the system?
Options:
A. frozen
B. liquid
C. solid
D. gas | D |
Question: Acne results from a blockage of sebaceous glands by what?
Options:
A. progesterone
B. fat
C. sebum
D. mucous | C |
Question: Just as millions of different words are spelled with our 26-letter english alphabet, millions of different proteins are made with the 20 common what?
Options:
A. amino acids
B. mutation acids
C. peptides
D. enzymes | A |
Question: Anaerobic respiration takes place without what?
Options:
A. carbon
B. movement
C. oxygen
D. nitrogen | C |
Question: Which other planet in the solar system is the easiest to observe from earth?
Options:
A. Jupiter
B. Pluto
C. mars
D. Mercury | C |
Question: What is in the inside of your mouth and nose instead of skin?
Options:
A. cuticle layer
B. mucous membranes
C. scales
D. gums | B |
Question: While matter is recycled, ecosystems need a constant input of what?
Options:
A. light
B. energy
C. food
D. heating | B |
Question: What is term for the smallest particle of an element that still has the properties of said element?
Options:
A. nucleus
B. proton
C. molecule
D. atom | D |
Question: What is the protein that carries iron that binds with oxygen in red blood cells?
Options:
A. hemoglobin
B. keratin
C. insulin
D. potassium | A |
Question: What branch of science is based on the modern atomic theory, which states that all matter is composed of atoms?
Options:
A. physics
B. psychology
C. chemistry
D. biology | C |
Question: Why do sharks sense low levels of electricity?
Options:
A. to locate mates
B. to reproduce
C. to locate prey
D. to sleep | C |
Question: What membrane is populated by two types of photosystems that cooperate in the light reactions of photosynthesis?
Options:
A. chloroplasts
B. choroid
C. subcutaneous
D. thylakoid | D |
Question: At what point can nutrients enter or exit an ecosystem?
Options:
A. Longest Point
B. any point
C. Hottest Point
D. Largest Population Point | B |
Question: B cells and t cells are examples of what type of cells?
Options:
A. cancer cells
B. white blood cells
C. skin cells
D. heart cells | B |
Question: There are three different types of rna. all three types are needed to make what?
Options:
A. Blood
B. acids
C. proteins
D. lipids | C |
Question: Niche and habitat are concepts related to what broader term?
Options:
A. population
B. biome
C. ecosystem
D. community | C |
Question: What do opposite charges do to one another?
Options:
A. weaken
B. strengthen
C. attract
D. repel | C |
Question: What is the name for the sinking of the dense, salty seawater in cold climates?
Options:
A. downwelling
B. jet stream
C. tidal activity
D. cyclones | A |
Question: When gas particles heat up and gain energy, what do they do?
Options:
A. stop
B. move slower
C. go up
D. move faster | D |
Question: Ion pumps, the biological machines responsible for the selective transport of metal ions, are complex assemblies of what?
Options:
A. acids
B. cells
C. proteins
D. minerals | C |
Question: Lack of proper food over a period of time can lead to what condition, where the body is not getting enough nutrients to grow and stay healthy?
Options:
A. malnutrition
B. mortality
C. bulimia
D. anemia | A |
Question: Two water molecules contain 4 hydrogen atoms and how many oxygen atoms?
Options:
A. 6
B. 2
C. 4
D. 1 | B |
Question: The carrying angle is larger in females to accommodate their what?
Options:
A. narrower pelvis
B. wider pelvis
C. broader shoulders
D. cranium | B |
Question: Examples of organ systems in a human include the skeletal, nervous, and what?
Options:
A. reproductive systems
B. nervous systems
C. immune systems
D. affecting systems | A |
Question: Most hormones are controlled by what type of feedback, which causes the hormone to decrease its own production?
Options:
A. negative
B. neutral
C. positive
D. unusual | A |
Question: What is the stage called for babies that are in the first year of life after birth?
Options:
A. original stage
B. primary stage
C. infancy
D. adolescence | C |
Question: What forms a barrier between the cytoplasm and the environment outside the cell?
Options:
A. epidermis
B. cuticle
C. plasma membrane
D. cell wall | C |
Question: Over time, what changes solid rock into pieces?
Options:
A. creep
B. metamorphosis
C. leaching
D. weathering | D |
Question: Eukaryotic cells undergo what kinds of divisions that more primitive cells do not?
Options:
A. meiosis
B. budding
C. mitosis
D. homologous | C |
Question: The orbicularis oris is a circular muscle that moves the lips, and the orbicularis oculi is a circular muscle that does what?
Options:
A. pressure the eye
B. moisturizes the eye
C. closes the eye
D. opens the eye | C |
Question: What may have developed to help our ancestors distinguish between ripe and unripe fruits?
Options:
A. night vision
B. acute hearing
C. color vision
D. fine motor skills | C |
Question: Which stage is specialized for dispersal & reproduction?
Options:
A. fetal stage
B. adult stage
C. larval stage
D. cocoon stage | B |
Question: What three parameters do seismographs measure?
Options:
A. aging , length and distance
B. height, width and distance
C. strength, length and distance
D. trouble , length and distance | C |
Question: What topographic feature does a circle with inward hatches represent on a contour map?
Options:
A. a depression
B. a mountain
C. a lake
D. vegetation | A |
Question: Which temperatures cause particles of reactants to have more energy?
Options:
A. non-existant
B. lower
C. higher
D. reducing | C |
Question: Not all cells of a leaf carry out photosynthesis. cells within the middle layer of a leaf have chloroplasts, which contain the photosynthetic what?
Options:
A. structure
B. wires
C. pipes
D. apparatus | D |
Question: What is the advantage of selecting for certain genetic traits for crops?
Options:
A. promotes productivity
B. protection from pests
C. Faster growth
D. improves taste | A |
Question: What is given off from plants and taken in by animals?
Options:
A. nitrogen
B. oxygen
C. sulfur
D. methane | B |
Question: What is the simplest unit that has the fundamental chemical properties of an element?
Options:
A. atom
B. cell
C. neutron
D. nucleus | A |
Question: Bacteria are what kind of cell?
Options:
A. prokaryotes
B. eukaryotes
C. blood
D. protists | A |
Question: What is the first stage of cellular respiration?
Options:
A. glycolysis
B. Krebs cycle
C. gluconeogenesis
D. decarboxylation | A |
Question: Who study volcanoes to be able to predict when a volcano will erupt?
Options:
A. ornithologists
B. vocologists
C. virologists
D. volcanologists | D |
Question: What is the term for electric current that keeps reversing direction?
Options:
A. direct current
B. magnetic current
C. AC/DC
D. alternating current | D |
Question: How many alleles comes from each parent?
Options:
A. one
B. none
C. two
D. three | A |
Question: How close a measurement is to the correct value for that measurement is known as what?
Options:
A. accuracy
B. temperature
C. frequency
D. rate | A |
Question: What pigment is required for photosynthesis to occur?
Options:
A. xanthophyll
B. chlorophyll
C. carotene
D. chroma | B |
Question: What begins approximately six weeks after fertilization in an embryo?
Options:
A. ossification
B. elongation
C. calcification
D. incubation | A |
Question: What do you call the energy that must be overcome in order for a chemical reaction to occur, or the minimum energy required to start a chemical reaction?
Options:
A. kinetic energy
B. activation energy
C. expression energy
D. phase energy | B |
Question: Frogs and toads, salamanders and newts, and caecilians are the three orders of what group of animals?
Options:
A. reptiles
B. mammals
C. marsupials
D. amphibians | D |
Question: What are vesicles made of?
Options:
A. phospholipids
B. filaments
C. cells
D. membranes | A |
Question: Deoxyribonucleic acid (dna) is nucleotide that stores what type of information?
Options:
A. variation
B. mononucleus
C. mutation
D. genetic | D |
Question: What two basic types of feather does a bird have?
Options:
A. flight and landing
B. carrying and down
C. up and down
D. flight and down | D |
Question: Which fuels provide most of the world’s energy?
Options:
A. artificial fuels
B. pattern fuels
C. coal fuels
D. fossil fuels | D |
Question: The cathode and anode collectively are the electrodes of what?
Options:
A. switch cell
B. photo cell
C. circuit cell
D. voltaic cell | D |
Question: What part of the sweet potato store sugar from photosynthesis as starch?
Options:
A. plants
B. skin
C. shrubs
D. roots | D |
Question: What is the ratio of charge on a capacitor to potential difference across it called?
Options:
A. electromagnetism
B. velocity
C. resonance
D. capacitance | D |
Question: What substances that primarily comprise plasma membranes form a bilayer?
Options:
A. steroids
B. enzymes
C. amino acids
D. phospholipids | D |
Question: What type of friction is friction that acts on objects when they are sliding over a surface?
Options:
A. rolling friction
B. static friction
C. spreading friction
D. sliding friction | D |
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