What is the best description of the role of decomposers in the carbon cycle?

they prevent carbon from escaping into the atmosphere.

they absorb carbon from carbon dioxide in the atmosphere.

they change carbon dioxide into a form that organisms can use.

they release the carbon that remains in the bodies of dead organisms.

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

Which of the following is not a symptom of desertification? a) decrease in salt content of the soil b) lowering of the water table c) reduced surface water d) increased soil erosion e) loss of native vegetation

What pattern of migration do whales follow?