Question

Smoking addiction is harmful because it produces polycyclic aromatic hydrocarbons, which cause [MP PMT 1999]
A) Reduction in oxygen transport
B) Increase in blood pressure
C) Cancer
D) Retardation of growth of foetus

Answer 1

A) reduction in oxygen transport. Because the smoke i.e. the harmful gases, block the lungs and disables us to breathe

Answer 2

hiii,

the answer is option A

hope helps