# On prolonged exposure to high concentration of carbon monoxide (> 5000 ppm), man dies because _____ ? with Answer - Chemical Engineering Mcqs | TestPrep

> Solved MCQ: On prolonged exposure to high concentration of carbon monoxide (> 5000 ppm), man dies because _____ ? Correct Answer: C. It forms carboxyhemoglobin by combining with haemoglobin of blood, thereby making itincapable of absorbing oxygen. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# On prolonged exposure to high concentration of carbon monoxide (> 5000 ppm), man dies because _____ ?

Direct Answer & Quick Reference

The correct option is **C. It forms carboxyhemoglobin by combining with haemoglobin of blood, thereby making itincapable of absorbing oxygen**.

A. Of clotting of blood

B. Of jamming of respiratory tract

C. It forms carboxyhemoglobin by combining with haemoglobin of blood, thereby making it

D. It forms CO2 by combining with oxygen present in the blood

✨ Explain with AI

Verified Key: C. It forms carboxyhemoglobin by combining with haemoglobin of blood, thereby making itincapable of absorbing oxygen
Solved by 5,433+ students

Verified against official examination board answer keys and standard curriculum textbooks.

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