MCQ
How many sperms are formed from a secondary spermatocyte?
- A4
- B8
- C2
- D1
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$I.$ Selection of pea plant
$II.$ Knowledge of history
$III.$ One character at one time
$IV.$ His statistical knowledge
Choose the correct option
$1.$ Therapeutics
$2.$ Agriculture
$3.$ Diagnosis
$4.$ Bioremediation
| Column-I | Column-II | ||
| (P) | Lichens | (i) | Parasitism |
| (Q) | Abingdon tortoise and goat | (ii) | Commensalism |
| (R) | Sea anemone and clown fish | (iii) | Competition |
| (S) | Human and liver fluke | (iv) | Mutualism |