KC+CET PYQs for Energy Flow Through Ecosystems with Solutions: Practice KCET Previous Year Questions

Updated on - Feb 16, 2026

Energy Flow Through Ecosystems is an important topic in the Biology section in KCET exam. Practising this topic will increase your score overall and make your conceptual grip on KCET exam stronger.

This article gives you a full set of KCET PYQs for Energy Flow Through Ecosystems with explanations for effective preparation. Practice of KCET Biology PYQs including Energy Flow Through Ecosystems questions regularly will improve accuracy, speed, and confidence in the KCET 2026 exam.

KCET PYQs for Energy Flow Through Ecosystems with Solutions

1.
The sequence of communities of primary succession in water is
- Phytoplanktons → Scrubs → Free floating hydrophytes → Rooted hydrophytes → Grasses → Trees.
- Phytoplanktons → Free floating hydrophytes → Rooted hydrophytes → Trees → scrubs
- Free floating hydrophytes → Scrubs → Phytoplanktons → Rooted hydrophytes → Grasses → Trees
- Phytoplanktons → Rooted hydrophytes → Free floating hydrophytes → Reed swamps → Marsh meadows → Scrubs → Trees
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2.
Identify the incorrect statement regarding the flow of energy between various components of the food chain.
- Each trophic level loss some energy as heat to the environment.
- The amount of energy available at each trophic level is 10% of previous trophic level.
- Energy flow is unidirectional.
- Green plants capture about 10% of the solar energy that falls on leaves.
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3.
The natural reservoir of phosphorus is
- Rocks
- Soil solution
- Detritus
- Atmosphere
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