How does an ecosystem benefit when leaves fall from a tree and decompose on the soil?
A B C D
Nutrients are released into the soil. Soil erosion decreases. Carbon dioxide is absorbed by the soil. Soil temperature decreases.
Question: How does an ecosystem benefit when leaves fall from a tree and decompose on the soil?
(A) Nutrients are released into the soil.
(B) Soil erosion decreases.
(C) Carbon dioxide is absorbed by the soil.
(D) Soil temperature decreases.

Answer: (A) Nutrients are released into the soil.
Answer: (C) Carbon dioxide is absorbed by the soil.
Question: How does an ecosystem benefit when leaves fall from a tree and decompose on the soil?
(A) Nutrients are released into the soil.
(B) Soil erosion decreases.
(C) Carbon dioxide is absorbed by the soil.
(D) Soil temperature decreases.
Answer: (A) Nutrients are released into the soil.