These Biodiversity and Conservation Important Questions cover important NCERT concepts related to biodiversity, ecosystem balance, conservation methods, environmental degradation and sustainable development.
The chapter-wise questions include MCQs, one-word questions, assertion and reason questions and analytical descriptive questions useful for UPSC, SSC, Railways, State PSC, CUET, CBSE board exams and competitive examinations.
NCERT Page Coverage: Page 120–123
These MCQs from Biodiversity and Conservation help students revise important concepts related to biodiversity, conservation strategies, ecological balance and sustainable development.
Biodiversity refers to:
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Which level of biodiversity refers to variation within species?
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The variety of ecosystems in a region is called:
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India is considered a mega biodiversity nation because:
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Deforestation mainly causes:
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The destruction of natural habitats leads to:
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Poaching refers to:
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The protection of biodiversity within natural habitats is called:
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National parks are examples of:
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The conservation of species outside natural habitat is called:
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Botanical gardens are examples of:
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The Red Data Book contains information about:
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Species facing very high risk of extinction are called:
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Which activity promotes sustainable use of resources?
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Ecological balance is maintained through:
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| Question | Answer | Page Reference |
|---|---|---|
| What is variety of life forms called? | Biodiversity | Page 120 |
| Which biodiversity level refers to variation within species? | Genetic diversity | Page 120 |
| What is illegal hunting called? | Poaching | Page 122 |
| Which conservation method protects species in natural habitat? | In-situ conservation | Page 122 |
| Which conservation method protects species outside natural habitat? | Ex-situ conservation | Page 122 |
| Which protected area conserves wildlife? | Wildlife sanctuary | Page 122 |
| Which protected area preserves ecosystems and wildlife? | National park | Page 122 |
| Which book contains data on endangered species? | Red Data Book | Page 123 |
| Which organisation publishes Red Data Book? | IUCN | Page 123 |
| Which species face high risk of extinction? | Endangered species | Page 123 |
| What is excessive use of natural resources called? | Overexploitation | Page 121 |
| Which conservation facility preserves seeds and genes? | Gene bank | Page 122 |
| Which conservation facility preserves plants? | Botanical garden | Page 122 |
| Which conservation facility preserves animals outside natural habitat? | Zoo | Page 122 |
| What is development without harming future generations called? | Sustainable development | Page 123 |
Assertion (A): Biodiversity is important for ecological balance.
Reason (R): Different species perform interconnected ecological functions.
Options:
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Assertion (A): Habitat destruction causes biodiversity loss.
Reason (R): Species depend on natural habitats for survival.
Options:
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Assertion (A): Deforestation threatens wildlife populations.
Reason (R): Forest destruction reduces shelter and food availability.
Options:
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Assertion (A): Poaching contributes to species extinction.
Reason (R): Illegal hunting reduces wildlife populations rapidly.
Options:
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Explain the meaning and importance of biodiversity.
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Discuss the different levels of biodiversity.
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Explain why biodiversity is important for ecological balance.
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Discuss the causes of biodiversity loss.
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Explain the impact of deforestation on biodiversity.
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Discuss the role of human activities in species extinction.
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Explain the concept of in-situ conservation with examples.
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Describe the importance of national parks and wildlife sanctuaries.
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Explain the concept of ex-situ conservation with examples.
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Discuss the role of zoos, botanical gardens and gene banks in conservation.
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