MCQ
Curd is formed by adding a small amount of curd to milk, which acts as a
- AStarter
- BInoculum
- ✓Both $(a)$ and $(b)$
- DNone of these
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Reason : If several spermatozoa hit the egg at same time, all can enter the egg.
|
Column- $I$ |
Column- $II$ |
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$A.$ $500$ million years ago |
$1.$ Sea weeds and few plants |
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$B.$ $350$ million years ago |
$2.$ Jawless fishes |
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$C.$ $320$ million years ago. |
$3.$ Inverbebrates |