Q: Answer the following question given this paragraph: The ocean basin begins where the ocean meets the land. The continental margin begins at the shore and goes down to the ocean floor. It includes the continental shelf, slope, and rise. The continental shelf is part of the continent, but it is underwater today. It is about 100-200 meters deep, much shallower than the rest of the ocean. The continental shelf usually goes out about 100 to 200 kilometers from the shore ( Figure below ). Q: The ocean basin begins where the ocean meets what? Choices: - sea - bay - river - land A:
A: land

Q: Answer the following question given this paragraph: Q: What is cytology. Choices: - the study of cancers - the study of atomic structure - the study of plants - the study of cell structure A:
A: the study of cell structure

Q: Answer the following question given this paragraph: Did you ever hear an echo of your own voice? An echo occurs when sound waves bounce back from a surface that they can't pass through. The woman pictured here is trying to create an echo by shouting toward a large building. When the sound waves strike the wall of the building, most of them bounce back toward the woman, and she hears an echo of her voice. An echo is just one example of how waves interact with matter. Q: What is heard when sound waves bounce back from a surface that they can't pass through? Choices: - radio - ultrasound - loop - echo A:
A: echo

Q: Answer the following question given this paragraph: Q: What part of a plant, which is attached to its stem nodes, is the "main organ" of photosynthesis? Choices: - flowers - roots - spores - leaves A:
A: leaves