Anticoagulant.
A trapezium or a trapezoid belongs to the category of 4 sided quadrilaterals
yes a golsmith belongs to obc category
No. It may be belongs to General or OBC category
Past they are belongs to OC.presently they belongs to BC-A
I think personification belongs in the metaphor category
Under the category of stupid.
natya
It belongs to nucleic acids.
actually, nicotine belongs to the stimulant category
Historical.
carbohydrates
mammal