MCQ
The functional megaspore undergoes
- A$2$ meiotic divisions to form mature embryo sac
- ✓$3$ mitotic divisions to form mature embryo sac
- C$2$ mitotic divisions to form mature embryo sac
- D$3$ meiotic divisions to form mature embryo sac
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$Statement 2$: Certain contraceptives are planted under the skin of the upper arm to prevent pregnancy
| Column $I$ | Column $II$ |
| ($a$) Ovary | ($i$) Human chorionic Gonadotropin |
| ($b$) Placenta | ($ii$) Estrogen and Progesterone |
| ($c$) Corpus Iuteum | ($iii$) Androgens |
| ($d$)Leydig cells | ($iv$)Progesterone only |