Vehicles account for most of the:

1. carbon monoxide
2. nitrogen oxides
3. particulates
4. carbon dioxide

The sharing of car journeys by persons travelling on the same route to save money and fuel:

1. car-sharing
2. shared cars
3. carpooling
4. pooling-car

Which of the following is NOT an advantage of carpooling?

1. It helps to save money in buying fuel
2. It helps to save money in maintenance cost of cars
3. It increases traffic congestion
4. It helps to use commuting time in useful pursuits

Which amongst the following is NOT an advantage of Public Transport?

1. It causes more noise
2. It is an eco-friendly transport system
3. It reduces fuel consumption
4. It helps to save money spent on maintenance of personal vehicles