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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$I$. Lymph node $II$. Thymus gland
$III$. Red bone marrow $IV$. liver
$V$. Spleen $VI$. Osteocytes
$VII$. Peyer's patches
The correct option with correct choices is