What is an ecological niche

In ecology, a niche is the match of a species to a specific environmental condition. It describes how an organism or population responds to the distribution of resources and competitors and how it in turn alters those same factors.

Explanation:

The ecological Niche is a function of a species serve in its ecosystem; including what it eats, and how it behaves.

If you don't understand, here is another explanation.

The ecological niche is about an organism living in an ecosystem with biotic and abiotic and how it behaves with it.

idk

explanation:

well for one plants are always the producer, so a is the answer. a wolf is more of the consumer(predator) and the deer is the prey so i know those two are out of the question. also mushrooms are fungi/fungus so a is the producer.