Passive smoking may be banned in cars. Explain how this may affect the number of cases of
lung cancer. [2]

It would decrease the number of lung cancer cases

Explanation:

Many patients with lung cancer don't have to be actively smoking so they can actually get lung cancer by secondhand smoking(passive) especially in cars as the air is polluted  and the car is like a small compartment with polluted air( lung cancer occurs over long periods of prolonged exposure especially in children)

correct answer: understand the different control methods available

integrated pest management is an strategy that is based on the ecosystem and try to prevent the pest and the damage caused by them by applying combination of technique like habitat manipulation, biological control and use of resistant varieties.

the main aim of the integrated pest management is not to completely eliminate the pest but to strengthen the ecosystem so that conditions are favorable for plants and unfavorable for pests.

the answers are a and c