Ques:Q: What are two nonliving things that all living things need for survival? Choices: - sunlight - calcium - methane - water and air A:

Ans:water and air
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Ques:Q: The superior nasal concha and middle nasal concha are parts of which bone? Choices: - nostril bone - gastrulation bone - nasal bone - ethmoid bone A:

Ans:ethmoid bone
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Ques:Q: What are species that are first to colonize a disturbed area called? Choices: - novel species - exploratory species - brave species - pioneer species A:

Ans:pioneer species
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Ques:Q: What has has revolutionized biological and biomedical research and applications? Choices: - synthesis chain reaction - organism chain reaction - Compound chain reaction - polymerase chain reaction A:

Ans:
polymerase chain reaction
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