Biodiversity and Conservation

Class 12 · Biology · 18 Questions

1(i)beginner💡 Understand1 markMCQ

Conservation of biodiversity is important for:

1(ii)beginner🧠 Remember1 markMCQ

Threatened species are those which:

1(iii)beginner🧠 Remember1 markMCQ

National parks and sanctuaries are established for the purpose of:

1(iv)beginner🧠 Remember1 markMCQ

Biodiversity is richer in :

1(v)beginner🧠 Remember1 markMCQ

In which one of the following countries, the ‘Earth Summit’ was held?

2(i)beginner🧠 Remember2 marksShort Answer

What is biodiversity?

2(ii)beginner🧠 Remember2 marksShort Answer

What are the different levels of biodiversity?

2(iii)beginner💡 Understand2 marksShort Answer

What do you understand by ‘hotspots’?

2(iv)intermediate💡 Understand2 marksShort Answer

Discuss briefly the importance of animals to human kind.

2(v)beginner🧠 Remember2 marksShort Answer

What do you understand by ‘exotic species’?

3(i)intermediate💡 Understand5 marksLong Answer

What are the roles played by biodiversity in the shaping of nature?

3(ii)intermediate🔍 Analyze5 marksLong Answer

What are the major factors that are responsible for the loss of biodiversity? What steps are needed to prevent them?

1beginner🧠 Remember1 markVery Short

Name the three important components of biodiversity.

3intermediate💡 Understand3 marksShort Answer

Give three hypotheses for explaining why tropics show greatest levels of species richness.

5intermediate💡 Understand3 marksShort Answer

What are the major causes of species losses in a geographical region?

6intermediate💡 Understand3 marksShort Answer

How is biodiversity important for ecosystem functioning?

7beginner🧠 Remember3 marksShort Answer

What are sacred groves? What is their role in conservation?

10advanced⚖️ Evaluate5 marksLong Answer

Can you think of a situation where we deliberately want to make a species extinct? How would you justify it?