Q: Which process causes rocks at the earth's surface to change form? Choices: - bleaching - remodeling - eroding - weathering A:
weathering

Q: What consists of two or more elements and forms as a result of a chemical reaction? Choices: - molecule - particle - protein - compound A:
compound

Q: Animals require air, water, and what in order to live and survive? Choices: - time - mates - shade - food? A:
food?

Q: What are the three types of symbiotic relationships? Choices: - pledgism, truism, greenism - symbiosis , communalism , parasitism - altruism, conservatism, communalism - mutualism, communalism, parasitism A:
mutualism, communalism, parasitism