B. Decayed matter - earthworm-duck
The answer is mean!
mean is the average of a group of numbers; therefore, it is the most efficient and accurate!
Hope this helps!! :)
Answer:The fox population would drop a bit.
Explanation:
Some of the foxes would keep going on with life because they didn't eat that rodent much, others would starve because it was there main source of food.
Answer:
A lot of carbon passes through the atmosphere and into the biosphere through the plants consuming it, or in other words, photosynthesis, and the plants waste is oxygen, which animals breathe and turn into carbon dioxide
TL;DR Plants enter carbon into the biosphere and animals release it into the atmosphere
The answer is D! birds have to migrate for winter to find an abundance of food! they learned this over time making it a learned adaptation