Where is the stored chemical energy in a substance?!! URGENT

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

How do chloroplasts set plants apart from other living things

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