Problem:OPTIONS:
- climate change
- human suburbanization
- migration
- human overpopulation

Answer the following question given this paragraph: Human overpopulation, which is crowding out other species. It also makes all the other causes of extinction worse. Q: What phenomenon is crowding out other species and making all the other causes of extinction worse? A:
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A: human overpopulation

Problem:OPTIONS:
- cells
- bark
- leaves
- roots

Answer the following question given this paragraph: Q: The older parts of what structures anchor the plant and transport water and solutes between the soil and shoots? A:
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A: roots

Problem:OPTIONS:
- ovaries
- liver
- lungs
- kidneys

Answer the following question given this paragraph: Each of the above organs of excretion is also part of another body system. For example, the large intestine and liver are part of the digestive system, and the lungs are part of the respiratory system. The kidneys are the main organs of excretion. They are part of the urinary system. Q: What paired organs that are part of the urinary system play the prime role in excretion? A:
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A: kidneys

Problem:OPTIONS:
- cytokinesis
- symbiosis
- meiosis
- mitosis

Answer the following question given this paragraph: Mitosis in the Eukaryotic Cell Cycle. Mitosis is the multi-phase process in which the nucleus of a eukaryotic cell divides. In this diagram, prometaphase is not included as a separate phase, but incorporated into prophase. Q: Name the multi-phase process in which the nucleus of a eukaryotic cell divides? A:
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A:
mitosis