Many ecosystems on Earth have evolved to depend on occasional wildfires that maintain the diversity of the ecosystem. These ecosystems are known as fire dependent ecosystems.

Which of the following best describes how wildfires can be beneficial to certain ecosystems?
A.
A fire in a tropical rainforest ecosystem can kill many broadleaf trees, leaving several animal species without food or shelter.
B.
A fire in a forest ecosystem can burn low branches and clear dead wood from the forest floor, providing space for new growth.
C.
A fire in an area heavily populated by humans can burn many houses, causing humans to be unable to live in the area and releasing toxic gases into the air.
D.
A fire in an agricultural field can result in the loss of many crops, resulting in profit loss and food shortages for humans.

1 answer

B. A fire in a forest ecosystem can burn low branches and clear dead wood from the forest floor, providing space for new growth.