MCQ
The term species was given by:
- AJohn Ray
- BLinnaeus
- CDarwin
- DAristole
Explanation:
In 1686, John Ray introduced a non - evolutionary biological concept.
To him, species were distinguished by always producing the same species, and this was fixed and permanent, though considerable variation was possible within a species.
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$II.$ $ABA$ is present in all plants including lower plants
$III.$ Low ratio of cytokinin to auxin favours root formation only
$IV.$ $ABA$ is synthesized catabolically through glycolysis pathway Choose the correct combination of options