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Natural Environment — Flashcards

NIOS · Class 10 · Science & Tech

38 flashcards for Natural Environment (NIOS Class 10 Science & Tech) to test yourself on key terms and facts. Sample: "What is an ecosystem?"

45 questions38 flashcards5 concepts

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An infographic comparing the S-shaped (logistic) and J-shaped (exponential) population growth curves, highlighting their phases and limiting factors.
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38 Flashcards·
Ecosystem basicsEcosystem typesComponents of ecosystemBiotic community
Card 1Ecosystem basics

What is an ecosystem?

Answer

An ecosystem is a biological environment consisting of all organisms living in a particular area, along with the non-living physical components with which they interact.

Card 2Ecosystem basics

Who put forward the concept of ecosystem and when?

Answer

A.G. Tansley put forward the concept of ecosystem in 1935.

Card 3Ecosystem basics

What is the origin of the word ecosystem?

Answer

The word ecosystem is derived from the Greek words oikos meaning home and systema meaning system.

Card 4Ecosystem types

How are ecosystems classified?

Answer

An ecosystem can be natural or human-designed. Natural ecosystems exist in nature, while human-designed ecosystems are artificial ecosystems such as gardens, aquariums, and crop fields.

Card 5Ecosystem types

Give one example of a terrestrial ecosystem and one example of an aquatic ecosystem.

Answer

Grasslands and deserts are terrestrial ecosystems. Rivers, ponds, and oceans are aquatic ecosystems.

Card 6Components of ecosystem

What are abiotic components of an ecosystem?

Answer

Abiotic components are the non-living physical and chemical factors in an ecosystem, such as sunlight, temperature, water, soil, air, and moisture.

Card 7Components of ecosystem

What are biotic components of an ecosystem?

Answer

Biotic components are the living organisms in an ecosystem, including plants, animals, and microorganisms.

Card 8Biotic community

Why are plants called producers?

Answer

Plants are called producers because they manufacture their own food by photosynthesis. In some cases, certain bacteria also produce food by chemosynthesis. Producers form the basis of any biotic syste…

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Frequently Asked Questions

What are the important topics in Natural Environment for NIOS Class 10 Science & Tech?
Key topics in Natural Environment include An ecosystem is a biological environment, Abiotic components are the non, Autotrophs are producers that make their, A food chain is a sequence. Study these first, then practise questions on each for the NIOS Class 10 board exam.
How many flashcards are available for Natural Environment?
There are 38 flashcards for Natural Environment covering key definitions, facts and ideas. A few sample cards are shown on this page.
How should I revise Natural Environment for the NIOS Class 10 board exam?
Learn the core ideas first, then work through the 45 practice questions on Natural Environment. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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