At each level of a food chain, a lot of energy is lost. Only about ten percent of the energy passes to the next level. Where does
the other 90% of the energy go?

The amount of energy at each trophic level decreases as it moves through an ecosystem. As little as 10 percent of the energy at any trophic level is transferred to the next level; the rest is lost largely through metabolic processes as heat.

Explanation:

it is b

explanation: mark brainliest because i am trying to get to the next level and i just need 1 more

the answer is c.) there is a warm front in region a and a stationary front in region b.