Which of the following relationships is an example of commensalism? O A. Insects get food from flowers and help the flowers reproduce. O B. Bacteria live inside a human's stomach, making the person ill. O C. Mosquitoes eat the blood of cows, passing along disease. O D. A fish lives in coral, getting protection from the coral.

for  example, forests have higher evapotranspiration than other ecosystems,  such  as grasslands, because of their deeper roots and greater leaf area. thus forests have a net moistening effect on the atmosphere and become a moisture source for downwind ecosystems.

there really is life in the deepest part

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.