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Our Environment
Science · CBSE Class 10 · English Medium · 20 questions and answers
Sample questions
- Q: What is an ecosystem?
- A: A system that includes all living organisms (biotic components) and the non-living things (abiotic components) in an area, interacting together.
- Q: Name the two main components of an ecosystem.
- A: Biotic components (plants, animals, microorganisms) and abiotic components (air, water, soil, temperature, sunlight).
- Q: What are producers?
- A: Green plants and some bacteria that make their own food by photosynthesis; they form the base of the food chain.
- Q: What are consumers?
- A: Organisms that depend on other organisms for food; they may be herbivores, carnivores, omnivores or parasites.
- Q: What are decomposers? Give an example.
- A: Microorganisms that break down dead plants and animals into simpler substances. Examples: bacteria and fungi.
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