Q: What measure is resorted to by people who wish to screen out genetic abnormalities in the fetus? Choices: - contraceptive use - in vitro fertilization - stem cell therapy - prenatal testing A:
prenatal testing
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Q: Fish are a diverse and interesting group of organisms in what sub-phylum? Choices: - mammals - invertebrates - organelles - vertebrates A:
vertebrates
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Q: What kind of water are cattails adapted for with narrow, strap-like leaves? Choices: - stagnant water - saline water - turbulent water - moving water A:
moving water
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Q: What term refers to something supplied by nature that helps support life? Choices: - free resource - simple resource - existing resource - natural resource A:
natural resource
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