MCQ
Homologous organs are
- ALeg of man, leg of horse, wing of bat
- BHand of man, tail of horse, wing of bat
- ✓Hand of man, forelimb of horse, wing of bat
- DHead of man, leg of horse, wing of bat
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| Column$-I$ | Column$- II$ |
| $(A)$ Chlamydiasis | $(1)$ Chlamydia trachomatis |
| $(B)$ Gonorrhoea | $(2)$ Neisseria gonorrhoeae |
| $(C)$ Trichomoniasis | $(3)$ Trichomonas vaginalis |
| $(D)$ Genital herpes | $(4)$ Herpes simplex virus |
| $(E)$ Syphilis | $(5)$ Treponema pallidum |
- Autogamy is genetically xenogamy
- Pollination occurs by air in grass
- Placenta is arranged in inner wall of ovary
- It is possible to store pollen grains in liquid nitrogen - $100^oC$