Answer the following question given this paragraph: 

Most protists are aquatic organisms. They need a moist environment to survive. They are found mainly in damp soil, marshes, puddles, lakes, and the ocean. Some protists are free-living organisms. Others are involved in symbiotic relationships. They live in or on other organisms, including humans.


Q: Most protists are aquatic organisms and need what kind of environment to survive?


A:
moist