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

The buried, combustible deposits of organic materials, formed as a result of heat and pressure in the earth's crust over hundreds of millions of years:

1. Fossil
2. Fossil Fuel
3. Crude
4. Combustions

Coal : 28% :: Natural gas : …………….

1. 20
2. 15
3. 30
4. 25