How and where tobacco smoke can cause cancer?

Tobacco smoke contains:

Write True or False Nicotine is a the active chemical found in tobacco smoke which causes cancer.

___________ present in tobacco smoke causes lung cancer.

Give scientific reasons: Tobacco smoking causes cancer.

Tobacco smoke is rich is

Which radiations can cause cancer?

How can we prevent smoking?

Assertion: Tobacco smoking is the main cause of lung cancer. Reason: Tobacco smoke has a carcinogen called nicotine.