Question

which part of the carbon cycle occurs when plants or animals die?
a. transpiration
b. decomposition
c. combustion
d. respiration
your answer
use the lines to match the letters to the number. then put the numbers in the same order as the answers you got in level one.

Explanation:

To solve this, we analyze each option:

• Option A: Transpiration is the process of water vapor release from plants, not related to dead organisms.
• Option B: Decomposition is the breakdown of dead plants and animals by decomposers, which is part of the carbon cycle when organisms die.
• Option C: Combustion involves burning (e.g., of fossil fuels or biomass), not direct breakdown of dead organisms.
• Option D: Respiration is the process of organisms (living) releasing carbon dioxide, not related to dead organisms.

Answer:

B. Decomposition