Target Exam

CUET

Subject

Biology

Chapter

Ecosystem

Question:

Observe the diagram and answer the question.

Identity the statements which are true for figure 'X' and 'Y’?

(A) Figure 'X' shows an ideal pyramid of energy
(B) Figure 'X' shows sharp decrease in biomass at higher trophic levels.
(C) Figure 'Y' shows pyramid in which a small standing crop of primary producers support a large standing crop of primary consumers.
(D) Figure 'Y' shows the flow of energy in a pyramid.

Choose the correct answer from the options given below:

Options:

(A), (B) and (D) only

(C) and (D) only

(A) and (D) only

(A) and (B), (C) only

Correct Answer:

(A) and (B), (C) only

Explanation:

The correct answer is Option (4) → (A) and (B), (C) only

               An ideal pyramid of energy.

Pyramid of biomass shows a sharp decrease in biomass at higher trophic levels

 

The inverted pyramid of biomass-small standing crop of phytoplankton supports large standing crop of zooplankton.