What are some benefits of maintaining mangrove forests? (Site 1)

Which of the following are false concerning microbes? a. microbes generate oxygen through photosynthesis. b. the primary role of microbes on the planet involves causing disease in animals and humans. c. microbes produce vitamins in the intestines. d. microbes play a role in breaking down waste and decomposing dead organisms.

Plz ! ive been stuck on this forever

What is the difference between an igneous, sedimentary and metamorphic rock