Given a statement and question, generate the answer to the question such that the answer is contained in the statement.
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Question: statement: Mosses, liverworts and hornworts occupy areas in moist habitats., question: Mosses, liverworts and hornworts occupy areas in what type of habitat?

Answer: moist

Question: statement: algae plays significant roles as food in water ecosystems, question: What plays a significant role as food in water ecosystems?

Answer: algae

Question: statement: Claws are used to catch food., question: What is used to catch food?

Answer:
Claws