Ques:Q: What is the unique layer of nerve cells covering the cerebrum in mammals' brains called? Choices: - the midbrain - the neural - cerebral cortex - the neocortex A:

Ans:the neocortex
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Ques:Q: What feature of the land do contour lines show? Choices: - trails - flat surfaces - bodies of water - three-dimensional shape A:

Ans:three-dimensional shape
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Ques:Q: What kind of competition often leads to extinction because the species that is less well adapted gets fewer of the resources that both species need? Choices: - intraspecific competition - parasitism - mutualism - interspecific competition A:

Ans:interspecific competition
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Ques:Q: What does increasing a solute's temperature do? Choices: - increases its viscosity - decrease its solubility - no change - increases its solubility A:

Ans:
increases its solubility
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