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12th ICSE
IMPORTANT
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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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Important Questions on Biodiversity and Its Conservation

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12th ICSE
IMPORTANT
ISC Biology Class XII>Chapter 15 - Biodiversity and Its Conservation>Chapter Practice>Q 4
Amongst animals, insects comprise 
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12th ICSE
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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12th ICSE
IMPORTANT
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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12th ICSE
IMPORTANT
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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12th ICSE
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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12th ICSE
IMPORTANT
ISC Biology Class XII>Chapter 15 - Biodiversity and Its Conservation>Chapter Practice>Q 9
Sacred groves in India are related with
MEDIUM
12th ICSE
IMPORTANT
ISC Biology Class XII>Chapter 15 - Biodiversity and Its Conservation>Chapter Practice>Q 10
World summit on sustainable development was held in
MEDIUM
12th ICSE
IMPORTANT
ISC Biology Class XII>Chapter 15 - Biodiversity and Its Conservation>Chapter Practice>Q 13
Give the name of a bird, which recently became extinct.