Question

1. in the tropical rainforest plants must compete for

a. air.
b. water.
c. heat.
d. sunlight.

Explanation:

In tropical rainforests, there is abundant air, water, and heat. However, due to the dense canopy of tall trees, sunlight is limited for plants on the forest floor. Plants need sunlight for photosynthesis, so they compete for this resource.

Answer:

D. sunlight.