question: Given the fact "fish lay eggs", what is the answer to "Certain species of which type of animal gives live birth?"

answer: Lizards

question: Given the fact "as the activity of an animal increases , the amount of water in an animal 's body in that environment will decrease", what is the answer to "What happens to body water when animal activity rises"

answer: the water decreases

question: Given the fact "national parks limit hunting", what is the answer to "Elk are protected where?"

answer: nat'l parks

question: Given the fact "the mantle is a layer of the Earth", what is the answer to "The mantle is"

answer:
solid bulk