MEDIUM
12th Tamil Nadu Board
IMPORTANT
Earn 100

What are called endangered species? Explain with examples.

Important Questions on Biodiversity and Its Conservation

HARD
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 11 - Biodiversity and Its Conservation>Evaluation>Q 18
Why do we find a decrease in biodiversity distribution, if we move from the tropics towards the poles?
MEDIUM
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 11 - Biodiversity and Its Conservation>Evaluation>Q 19
What are the factors that drive habitat loss?
HARD
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 11 - Biodiversity and Its Conservation>Evaluation>Q 20
Alien species invasion is a threat to endemic species — substantiate this statement.
MEDIUM
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 11 - Biodiversity and Its Conservation>Evaluation>Q 21
Mention the major threats to biodiversity caused by human activities. Explain.
MEDIUM
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 11 - Biodiversity and Its Conservation>Evaluation>Q 22
What is mass extinction? Will you encounter one such extinction in the near future. Enumerate the steps to be taken to prevent it.
MEDIUM
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 11 - Biodiversity and Its Conservation>Evaluation>Q 23
In Northeastern states, the jhum culture is a major threat to biodiversity — substantiate.
MEDIUM
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 11 - Biodiversity and Its Conservation>Evaluation>Q 24
List out the various causes for biodiversity losses.
EASY
12th Tamil Nadu Board
IMPORTANT
Biology Zoology Standard 12>Chapter 11 - Biodiversity and Its Conservation>Evaluation>Q 25
How can we contribute to promoting biodiversity conservation?