MCQ
The species listed in Red Data Book are
- AThreatened
- BEndangered
- CRare
- ✓All of these
$IUCN$ (International Union Conservation of Nature and Natural Resources) is maintaining a Red Data Book, which contains a record of species, which are threatened. These include vulnerable, endangered and rare species
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Match the following - (w.r.t. Pedigree analysis)
| Column $-I$ | Column $-II$ |
| $a.$ Solid symbol | $(i)$ Carrier of sex linked trait |
| $b.$ Horizontal line between symbols | $(ii)$ Offspring |
| $c.$ Horizontal line above the symbols | $(iii)$ Trait to be studied |
| $d.$ Dot in centre | $(iv)$ Parents |
species $A$ $\quad\;$species $B$ $\quad$interaction