Class 10 / Science
Class 10 Science Our Environment Worksheet
Practice ecosystems, food chains, trophic levels, waste management, biomagnification, and ozone layer.
advanced40 minutesAnswer key included
Learning objective
Practise Science Our Environment Worksheet with written answers, self-checking, and mistake review.
Questions
- Define ecosystem.
- Differentiate biotic and abiotic components.
- What is a food chain?
- Give one example of a food chain.
- What are trophic levels?
- Why is energy transfer limited between trophic levels?
- Differentiate biodegradable and non-biodegradable waste.
- What is biomagnification?
- Why is ozone layer important?
- Write two ways to reduce environmental pollution.
Answer key
Use the question instructions to check method, keywords, units, diagrams, and final answer. A detailed answer key will be added for this worksheet as the resource is expanded.
How to use this worksheet
Students can solve the questions independently first, then review errors with a parent or teacher. Teachers can use it as a short class activity, homework sheet, or revision check.
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