Which amongst the following is NOT a source of Air Pollution?

1. Vehicular exhaust
2. Biomedical Waste
3. Industrial exhaust
4. Burning of garbage

Motor vehicles fuel, burning of wood, coal and solid waste disposal are major sources of which pollutant?

1. Carbon monoxide
2. Nitrogen oxides
3. Particulates
4. Sulphur oxides

Assertion (A): The rapidly increasing number of vehicles on the roads is a big source of noise pollution.

Reason (R): Increasing traffic jams in congested areas lead to repeated hooting of horns by impatient drivers causing noise pollution.

1. Both A and R are true and R is the correct explanation of A.
2. Both A and R are true but R does not explain A.
3. A is true but R is false.
4. A is false but R is true.

Assertion (A): Noise from construction sites is generally far worse than noise originating from factories.

Reason (R): Construction itself causes high noise emissions and the equipment used is inherently noisy.

1. Both A and R are true and R is the correct explanation of A.
2. Both A and R are true but R does not explain A.
3. A is true but R is false.
4. A is false but R is true.