Science Quiz – Test 8
Science quiz, test 8 of 19: 10 multiple-choice questions with answers. Try them, then play the interactive quiz on Zeno to earn XP.
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Question 71
What is the primary energy source for the majority of life on Earth?
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Correct answer: The Sun
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Question 72
What is the most common gas found in the Earth's atmosphere?
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Correct answer: Nitrogen
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Question 73
What is the name of the process by which green plants produce glucose using sunlight, carbon dioxide, and water?
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Correct answer: Photosynthesis
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Question 74
What is the primary process by which the human body generates energy from food?
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Correct answer: Cellular respiration
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Question 75
What is the process by which cells convert glucose into energy in the presence of oxygen?
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Correct answer: Cellular respiration
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Question 76
What is the process by which organisms convert sunlight into chemical energy, primarily in plants?
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Correct answer: Photosynthesis
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Question 77
What is the process by which plants lose water vapor through small openings in their leaves?
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Correct answer: Transpiration
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Question 78
What is the name of the process by which a cell undergoes programmed cell death, which is crucial for development and homeostasis in multicellular organisms?
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Correct answer: Apoptosis
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Question 79
What is the primary type of bond that holds the atoms together in a water molecule?
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Correct answer: Covalent bond
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Question 80
What is the process by which a liquid changes into a gas at temperatures below its boiling point?
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Correct answer: Evaporation