$A$ : Different ecotypes of a species despite being genotypically different are interfertile.
$R$ : They are locally natural selections from a pool of genetic variations found in gene pool of a species.
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.
$Niche$ is
Agrostology is related with the study of
Phytotron is a device by which
$A$ : Holistic approach explains the environmental interactions.
$R$ : All environmental factors are integrated with no limits of time and space.
Match Column $I$ with Column $II$
Column-$I$ (Means of transport) |
Column-$II$ (Soil type) |
$a.$ Water | $(i)$ Colluvial |
$b.$ Air | $(ii)$ Alluvial |
$c.$ Gravity | $(iii)$ Eolian |
and choose correct option