The number of species per unit area is called

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Important Questions on Biodiversity and Its Conservation

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IMPORTANT

ISC Biology Class XII>Chapter 15 - Biodiversity and Its Conservation>Chapter Practice>Q 2

The state of Gujarat has river, desert, forest and the lake ecosystem, thus exhibiting a diversity of life. Which measure do you use to denote the total diversity in such a case?

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IMPORTANT

ISC Biology Class XII>Chapter 15 - Biodiversity and Its Conservation>Chapter Practice>Q 3

Given below are pie diagrams I, II and III related to the proportionate number of species of major taxa of invertebrates, vertebrates and plants, respectively. Critically study and fill in the blanks A, B, C and D.

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ISC Biology Class XII>Chapter 15 - Biodiversity and Its Conservation>Chapter Practice>Q 4

Amongst animals, insects comprise

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IMPORTANT

ISC Biology Class XII>Chapter 15 - Biodiversity and Its Conservation>Chapter Practice>Q 5

Alexander von Humboldt observed that, within a region species richness _____ with increasing explored area.

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ISC Biology Class XII>Chapter 15 - Biodiversity and Its Conservation>Chapter Practice>Q 6

Many species like Steller’s sea cow and passenger pigeon have been driven to the brink of extinction. Which of the following describes this situation?

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ISC Biology Class XII>Chapter 15 - Biodiversity and Its Conservation>Chapter Practice>Q 7

Core zone, buffer zone and manipulation zone are found in

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IMPORTANT

ISC Biology Class XII>Chapter 15 - Biodiversity and Its Conservation>Chapter Practice>Q 8

In which part of the biosphere reserves, human settlement is permissible?

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