$A :$ Botanical gardens are ex-situ conservation strategy of plants.
$R :$ National Botanical Garden is situated at Howrah.
Assertion and Reason both are correct and also correct explanation.
Assertion and Reason both are correct but not explanation of assertion.
Assertion is correct, but Reason is incorrect.
Both Assertion and Reason are incorrect.
A population characteristic of a species susceptible to extinction is
The impacts of loss of biodiversity may lead to
$I$. lowered resistance to environmental perturbation
$II$. decrease in plant production
$III$, increased variability in ecosystem processes like water use, pest/disease cycle, plants productivity
$IV$. Increase in plant production
Choose the correct option
What does the term ‘Frugivorous’ mean ?
How many biodiversity hot spots have been identified in the world?
Which one of the following is non-renewable exhaustible natural resource?