Question

In an ecosystem, first-level consumers have more energy available to them when consuming food than third-level consumers do. Which reason supports why this is true?

A. There are more third level consumers competing for food.
B. More energy is available at lower levels of the energy pyramid.
C. Third-level consumers require less energy than second-level and first-level consumers.
D. Plants do not provide enough energy to support the entire pyramid of consumers.

Answer 1

B

Step-by-step explanation:

When the producer gets its energy from the sun and gets eaten, less energy passes on. This cycle continues as it goes one consumer up the ecosystem pyramid until it reaches the highest level.