Question

Q-1)why is air called breathe of life?

Q-2)how do forest play an important role in maintaining water cycle?

Q-3)thallophyta,bryophyta and pteridophyte are classified as cryptogamme whereas gymnosperm and angiosperms are classified as phanerogamae,why?

Q-4)name two ways of preventing water pollution?

Answer 1

because without air we cant survive in earth.
forest calls rainfall.
by not using plasting not throwing waste at water Nd rivers