MEDIUM
12th CBSE
IMPORTANT
Earn 100

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

Important Questions on Biodiversity and Conservation

MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 15 - Biodiversity and Conservation>TEST QUESTIONS>Q 3
State the use of biodiversity in modern agriculture.
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 15 - Biodiversity and Conservation>TEST QUESTIONS>Q 4
The graph shows the species-area relationship. Write the equation of curve and explain.
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MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 15 - Biodiversity and Conservation>TEST QUESTIONS>Q 5
Differentiate between in-situ and ex-situ approaches of conservation of biodiversity.
HARD
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 15 - Biodiversity and Conservation>TEST QUESTIONS>Q 6
Justify with an example as to where a deliberate attempt by human has led to the extinction of a particular species?
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 15 - Biodiversity and Conservation>TEST QUESTIONS>Q 7
Where would you expect more species biodiversity in tropics or in polar regions? Give reasons in the supply of your answer.
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 15 - Biodiversity and Conservation>TEST QUESTIONS>Q 8
“Stability of a community depends upon its species richness". Write how did David Tilman show this experimentally.
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 15 - Biodiversity and Conservation>TEST QUESTIONS>Q 9
What is meant by “alien species” invasion? Name one plant and one animal alien species that are a threat to our Indian native species.
MEDIUM
12th CBSE
IMPORTANT
TRUEMAN'S ELEMENTARY Biology VOL. II For XII Class of 10+2>Chapter 15 - Biodiversity and Conservation>TEST QUESTIONS>Q 10
List any four techniques where the principle of ex-situ conservation of biodiversity has been employed.