MCQ
Pneumatophores have lenticels for
- AExcretion
- ✓Gaseous exchange
- CReproduction
- DAll of these
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Match the columns.
| Column $- I$ | Column $- II$ |
| $(a)$ Parturition | $(p)$ Attachment of embryo to endometrium |
| $(b)$ Gestation | $(q)$ Release of egg from Graafian follicle |
| $(c)$ Ovulation | $(r)$ Delivery of Foetus from uterus |
| $(d)$ Implantation | $(s)$ Duration between pregnancy and birth |
| $(t)$ Formation of zygote by fusion of egg and sperm |
| Vector DNA | Foreign DNA | |
| A | 1 & 5 | 5 &1 |
| B | 2 & 4 | 4 &2 |
| C | 2 & 5 | 5 & 2 |
| D | 3 & 4 | 4 & 3 |