Question: Q: What includes the bones and cartilage? Choices: - skull - lungs - fossil - skeleton A:
Answer: skeleton

Question: Q: Most tunicates live a sessile existence in shallow ocean waters and are suspension feeders. the primary foods of tunicates are plankton and this? Choices: - bacteria - crustaceans - debris - detritus A:
Answer: detritus

Question: Q: The frequency of a wave is the reciprocal of what other attribute of the wave? Choices: - amplitude - length - term - period A:
Answer:
period