Question

Which one of the following is carcinogenic?

• A. Mustard gas
• B. Infra red radiations
• C. Methyl Nitro-Nitrosoguanidine
• D. AlI of the above

Answer 1

The correct option is D AlI of the above

Mustard gas is a well-documented animal carcinogen and is listed as an accepted human carcinogen as well. Sulphur mustard is commonly known as mustard gas. The mutagenic and carcinogenic effects of mustard agent mean that victims who recover from mustard agent burns have an increased risk of cancers.

N-methyl-N'-nitro-N-nitrosoguanidine (MNNG) is a well-known chemical carcinogen that is widely used for animal carcinogenesis model.

Infrared radiation is involved in the process of premature skin ageing and carcinogenesis in certain organisms.

So, the correct answer is option D.