Q: Where does digestion take place within an incomplete digestive system? Choices: - lumbar region - abdomen - central nervous system - gastrovascular cavity A:
gastrovascular cavity
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Q: How do mammals generate heat? Choices: - running around fast - eating spicy foods - maintaning low metabolism - maintaining high metabolism A:
maintaining high metabolism
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Q: The two parathyroid glands are located behind what gland? Choices: - thymus - pituitary gland - hypothalmus - thyroid A:
thyroid
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Q: Overproduction of offspring, combined with limited resources, results in what? Choices: - continuation - contention - concentration - competition A:
competition
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