What is essential for change over time?
Options:
- (A) Light
- (B) Chemical energy
- (C) Essential oil.
- (D) evaporation
- (E) Currency.
- (F) Clocks.
- (G) colors
- (H) Mutations.
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Let's think first: Mutations are essential for evolution to occur. Evolution Evolution means change over time. Mutations are essential for change over time.... So the answer is [(H)]
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Earthworm bodies are:
Options:
- (A) fertile
- (B) segmented
- (C) migrate
- (D) allow growth
- (E) revolving
- (F) more abundant
- (G) Loose
- (H) Absorb light
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Let's think first: Annelids are worms such as the familiar earthworm. Annelids have bodies that are segmented. The familiar earthworm has a segmented body.... So the answer is [(B)]
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Which of the following affects neurons?
Options:
- (A) nerves
- (B) voltage
- (C) Dehydration
- (D) electrically
- (E) heat
- (F) Botulism
- (G) fever
- (H) temperature
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Let's think first: Neurons are the structural and functional units of the nervous system. Botulism affects the nervous system. Botulism affects neurons.... So the answer is [(F)]
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Some birds are pollinators that co-evolved with what other type of organism?
Options:
- (A) animals
- (B) humans
- (C) vegetation
- (D) producers
- (E) parasites
- (F) warm-blooded
- (G) Conifers
- (H) mammals
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Let's think first: Some birds are pollinators that co-evolved with plants. If the plant is green, it is a producer. Some birds are pollinators that co-evolved with producers.... So the answer is [(D)]
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