MCQ
Fertilization restores
- AHaploidy from diploidy
- BDiploidy from polyploidy
- CPolyploidy from diploidy
- ✓None of these
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Assertion $A$ : Breast-feeding during initial period of infant growth is recommended by doctors for bringing a healthy baby.
Reason $R$ : Colostrum contains several antibodies absolutely essential to develop resistance for the new born baby.
In the light of the above statements, choose the most appropriate answer from the options given below:
| Column-l | Column-II |
| A. 2,4-D | i. Herring sperm DNA |
| B. ABA | ii. Bolting |
| C. Ethylene | iii. Stomatal closure |
| D. GA | iv. Weed-free lawns |
| E. Cytokinins | v. Ripening of fruits |
$I.$ Relaxation of the diaphragm and sternum
$II.$ Reduction of the pulmonary volume
$III.$ Expulsion of air from the lungs
$IV.$ Increase in intra pulmonary pressure
Choose the correct option