Which of the following is known to have chemical carcinogen?
2024
Which of the following is known to have chemical carcinogen?
- A.
UV-rays
- B.
X-rays
- C.
Tobacco smoke
- D.
Gamma-rays
- E.
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Correct answer: C
Tobacco smoke contains harmful chemical substances like benzopyrene, nicotine, tar, and nitrosamines.
These chemicals can cause cancer (carcinogen) in lungs, mouth, throat, etc.