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Energy Flow Through Ecosystems is an important topic in the Biology section in CUET PG exam. Practising this topic will increase your score overall and make your conceptual grip on CUET PG exam stronger.
This article gives you a full set of CUET PG PYQs for Energy Flow Through Ecosystems with explanations for effective preparation. Practice of CUET PG Biology PYQs including Energy Flow Through Ecosystems questions regularly will improve accuracy, speed, and confidence in the CUET PG 2026 exam.
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CUET PG PYQs for Energy Flow Through Ecosystems with Solutions
1.
Pyramid of energy in an ecosystem is always -- Inverted
- Upright
- Horizontal
- Cyclic
2.
In a forest ecosystem, transfer of energy in a food chain:
A. Lion
B. Deer
C. Vulture
D. Plants
E. Fungi & bacteria
Choose the correct answer from the options given below:- D. C, B, E, A
- D, B, C, A, E
- D, B, A, C, E
- A, B, C, E, D
3.
The amount of energy reaching each trophic level depends on the net production of the producers at the base of the food chain and the extent of energy transfer at each trophic level. This is known as-- Pyramid of productivity
- Flow of energy
- Ecological efficiency
- Secondary Productivity
4.
An ecosystem has
A. Plants are the first trophic level
B. Primary consumers are always carnivore
C. Primary and secondary consumers are herbivore
D. Secondary consumers are carnivore
E. Tertiary Consumers are the fourth trophic level
Choose the most appropriate answer from the options given below:- A, B and E only
- A, D and E only
- B, C and E only
- B. C and D only
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