12th Biology Biodiversity and Conservation Quiz for 2026 exam

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Biodiversity and Conservation MCQ Test Quiz

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Time: 10 Minutes for 10 Question.

12th Biology: Biodiversity and Conservation

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1. How many countries pledged their commitment to reduce biodiversity loss at the World Summit on Sustainable Development?

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2. How many species of ants are there in the world?

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3. Which of the following is an ethical argument for conserving biodiversity?

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4. The historic Convention on Biological Diversity was held in:

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5. Which invasive alien species caused extinction of native cichlid fishes in Lake Victoria?

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6. Coextinction refers to extinction of:

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7. What is the estimated number of species still waiting to be discovered and named according to Robert May?

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8. What percentage of total animal species are insects?

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9. Earth's fossil history reveals mass extinctions in the past. How is the current 'Sixth Extinction' different?

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10. How many national parks are there in India?

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