Thermal pollution due to excessive heat & temperature in the working place causes__________________?
Correct answer: D. All A., B. & C.
- A. Reduction in working efficiency of manpower
- B. Fatigue
- C. High breathing rate
- D. All A., B. & C.
Explanation
Excessive workplace heat imposes thermal stress, causing fatigue, reduced physical efficiency and an increased breathing rate as the body attempts to remove heat. Since all three effects can occur, option D fits.
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