MCQ
Number of bones in human body is
- A$260$
- ✓$206$
- C$306$
- D$203$
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|
tall red |
tall white |
dwarf red |
dwarf white |
respectively
Column $-I$ Column $-II$
$(a)$ $6-15$ pairs of gill slits $(i)$ Trygon
$(b)$ Heterocercal caudal fin $(ii)$ Cyclostomes
$(c)$ Air Bladder $(iii)$ Chondrichthyes
$(d)$ Poison sting $(iv)$ Osteichthyes
$I$. Pills prevent ovulation during use as contraception technique
$II$. Copper$-T$ prevents implantation
$III$. Vasectomy produces semen containing no sperm