WGU Introduction to Biology (KBC1, C190) - Introduction-to-Biology Exam Practice Test
Which statement correctly describes how anionic bondforms?
Correct Answer: B
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Cells use ATP to power muscle contraction. During contraction, ATP is converted to ADP and inorganic phosphate. What is happening to energy in this conversion?
Correct Answer: B
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A cell has increased in size and is preparing to divide. Before division, DNA must be replicated.During which stageof the cell cycle is DNA replicated?
Correct Answer: A
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The Boreal forest includes trees (pine, spruce) and animals (lynx, elk) harvested for energy, food, or trade.
Which activity would negatively impact biodiversity there?
Which activity would negatively impact biodiversity there?
Correct Answer: C
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Coral reefs are built from calcium carbonate secretions of coral polyps and support diverse communities, but many are shrinking due to climate change. Which activity would have a negative impact on coral reef biodiversity?
Correct Answer: C
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Ocean acidification dissolves calcium-based exoskeletons of purple sea urchins. Some individuals have a trait making their exterior more acid-resistant. If acidification increases, how is this population most likely to evolve?
Correct Answer: A
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Thailand's rainforest area has decreased since the 1960s due to logging and land clearing for agriculture.
Which activity would continue to have a negative effect on biodiversity?
Which activity would continue to have a negative effect on biodiversity?
Correct Answer: B
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