Question

1. fill in the blank

the four levels of organization in an ecosystem (from smallest to largest) are:
organism

1. which of the following is an abiotic factor?

a grass
b. frog eggs
c. rainfall
d. mushrooms

1. explain the difference between biotic and abiotic factors in an ecosystem. give one example of each.
2. critical thinking

why is sunlight considered the root of most energy in ecosystems?

Explanation:

1.

The four levels of organization in an ecosystem from smallest to largest are organism, population, community, and ecosystem.

Abiotic factors are non - living components of an ecosystem. Rainfall is a non - living factor while grass, frog eggs, and mushrooms are living or biotic.

Biotic factors are living organisms in an ecosystem like plants and animals. Abiotic factors are non - living elements such as temperature, water, and sunlight. For example, a tree (biotic) and the soil (abiotic) it grows in.

Answer:

Population, Community, Ecosystem

2.