Define endemism.

Important Questions on Biodiversity and Conservation

MEDIUM

12th CBSE

IMPORTANT

Xam Idea Biology>Chapter 15 - Biodiversity and Conservation>SELF-ASSESSMENT TEST>Q 4

What are biodiversity hotspots?

MEDIUM

12th CBSE

IMPORTANT

Xam Idea Biology>Chapter 15 - Biodiversity and Conservation>SELF-ASSESSMENT TEST>Q 5

Describe what are sacred groves.

HARD

12th CBSE

IMPORTANT

Xam Idea Biology>Chapter 15 - Biodiversity and Conservation>SELF-ASSESSMENT TEST>Q 6

Explain the ‘rivet popper hypothesis'.

MEDIUM

12th CBSE

IMPORTANT

Xam Idea Biology>Chapter 15 - Biodiversity and Conservation>SELF-ASSESSMENT TEST>Q 7

Alien species are a threat to native species. Justify taking examples of an animal and a plant alien species.

MEDIUM

12th CBSE

IMPORTANT

Xam Idea Biology>Chapter 15 - Biodiversity and Conservation>SELF-ASSESSMENT TEST>Q 8

Name the type of biodiversity represented by the following:
1000 varieties of mangoes in India.
 

MEDIUM

12th CBSE

IMPORTANT

Xam Idea Biology>Chapter 15 - Biodiversity and Conservation>SELF-ASSESSMENT TEST>Q 8

Name the type of biodiversity represented by the following:
Variations in terms of potency and concentration of reserpine in Rauwolfia vomitoria growing in different regions of Himalayas.
 

MEDIUM

12th CBSE

IMPORTANT

Xam Idea Biology>Chapter 15 - Biodiversity and Conservation>SELF-ASSESSMENT TEST>Q 9

Differentiate between in-situ and ex-situ approaches of conserving biodiversity.

MEDIUM

12th CBSE

IMPORTANT

Xam Idea Biology>Chapter 15 - Biodiversity and Conservation>SELF-ASSESSMENT TEST>Q 10

Why certain regions have been declared as biodiversity “hotspots" by environmentalists of the world? Name any two “hotspot” regions of India.