Question

Which of the following is NOT caused by Hydrogen sulfide pollution in the air?

• A. Mottled chlorosis
• B. Defoliation in plants
• C. Decolouration of paints
• D. Cardiovascular malfunction

Answer 1

The correct option is D Cardiovascular malfunction

In human, effect of Hydrogen sulfide due to air pollution is not seen but in plant it greatly effect like chlorosis ( yellowish color of plant leaves). Falling of leaves is also a major problem (defoliation). Hydrogen sulfide also damage building, bridge paints (discoloration).

So correct option is 'cardiovascular malfunction'.