O 4. How does energy get into the biosphere? Plants use energy from the Sun to make sugars.
Plants break apart carbon dioxide to make sugars.
Plants use energy from the Sun to make oxygen .
Plants break apart nutrients to return them to the biosphere.

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.