Is a limiting factor in many ecosystems.
a. air
b. sunlight
c. shelter
d. water

The correct answer is option D. "Water".

Explanation:

Water is one of the most important factors in an ecosystem since is needed by the flora, the fauna as well as the environmental factors. Usually, water is a limiting factor in many ecosystems because the absence of this factor would affect the population of plants. Since plants act as the primary producers for many other species, if the plants population is affect it all affect the ecosystem as a whole.

The correct answer is option D = water

Explanation:

Hello!

Let's solve this!

An ecosystem is a set of living beings that live in a certain place.

The limiting factors are water and food.

The air is unlimited, as well as sunlight.

The refuge is found by each individual or group of individual.

The correct answer is option D = water

answer: a. a gene that causes a specific trait.

the match lol