Identify the biotic factor of an ecosystem from the following:

a.

soil composition

b.

trees

c.

temperature

d.

sunlight

Trees are examples of biotic factor which includes living things in which the size ranges from minute or small to large, referred to as micoorganism or macroorganism. Abiotic factors on the other hand, are non-living things which are soil, temperature and sunlight, in this case.

The answer is B. trees