How are snails related to environmental science?

What nutrients needed by the human body are NOT organic compounds? What is a short wide tube in which water is absorbed from undigested food? Would catalase act on chemicals other than hydrogen peroxide? What was Charles Darwin theory evolution? True or false Only DNA molecules contain the nitrogen base called uracil? What is a medulla What do forensic scientists use this for? What is the scientific name for vitiman c? What is it called when a group of children are taught together? Are trees considered a scarce resource? What are the advantages and disadvantages of producing many small leaves instead of fewer large leaves? How do non-vascular plants get nutrients? If growth appears on both unopened what are some likely explanations? What stage of mitosis are the chromosomes most tightly condensed? Holly trees and bushes are native to North America? What eye color would your child have if one parent had blue eyes and one had brown eyes? Where are the palisade mesophyll cells located? What key cells are in xylem? What animals undergo mitosis? Can your brain come out from your nose? What are substances needed for photosynthesis?

How are snails related to environmental science?