Explore topic-wise MCQs in Biology.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

What is the movement of energy towards the higher trophic levels and its distribution and loss as heat to the lower trophic levels in the environment?

A. Multi-directional
B. Bi-directional
C. Uni-directional
D. No direction
Answer» D. No direction
2.

Who consumes the autotrophic components?

A. Trees
B. Plant
C. Phytoplankton
D. Heterotrophs
Answer» E.
3.

Who reuses the decomposed dead matter?

A. Zooplankton
B. Autotrophs
C. Heterotrophs
D. Flagellates
Answer» C. Heterotrophs
4.

The phytoplankton, zooplankton, and the fungi are components of which ecosystem?

A. Pond
B. Land
C. Desert
D. Terrestrial
Answer» B. Land
5.

From where do autotrophs obtain energy?

A. Ecosystem
B. Sunlight
C. Heterotrophs
D. Zooplankton
Answer» C. Heterotrophs