MCQ
Narcotic drugs
- AIncrease the nerve impulses
- ✓Are pain reliever
- CAlter thoughts, feelings etc.
- DNone of the above
(b) Narcotic drugs suppers brain activity and relieve pain. They are called pain killers, e.g., Opium and its derivatives and some synthetic drugs.
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The trait traced in the above pedigree chart is
$(a)$ High fertility rate
$(b)$ Rapidly rising mortality rate
$(c)$ Very young age distribution
$(d)$ Rapid population growth
$(e)$ Rapidly falling mortality rate
$(f)$ Very old age distribution