MCQ
The ‘wing’ of Pinus seed is derived from:
- ATesta.
- BTesta and tegmen.
- ✓Surface of ovuliferous scale.
- DAll of the above.
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| Column $- I$ | Column $- II$ |
| $(a)$ Eosinophils | $(i)$ Immune response |
| $(b)$ Basophils | $(ii)$ Phagocytosis |
| $(c)$ Neutrophils | $(iii)$ Release histaminase, destructive enzymes |
| $(d)$ Lymphocytes | $(iv)$ Release granules containing histamine |
$(a)\quad(b)\quad(c)\quad(d)$