Which statement about soil color is true? Soils vary in color based on their depth. Soils do not vary in color based on their depth. Soils close to Earth's surface are always darker. Soils far from Earth's surface are always darker.

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.

Hey me with this one❤❤❤❤ every organism needs food. does a cell also need it? explain very briefly.

9. the history of life on earth is recorded in