Wastage of Fuels

Q.

What is resource conservation?

Q.

What are the advantages and disadvantages of using charcoal as a fuel as compared to wood?

Q.

Why is there a need to ban the use of polythene bags?

Q. Identify the characteristics of eco-friendly houses:

1. Conservation of water
2. Recycling of garbage
3. Use of renewable sources of energy
4. Use of artificial colours and materials

Q. Switching of light and fans when not in use can energy.

1. save
2. waste
3. decrease
4. increase

Q.

Plastic bags___the drains and sewer system.

Q.

name 10 things which can be recycled

Q. How can we help reduce air pollution?

1. Burn waste
2. Use carpools
3. Prefer cycling
4. Burn wood

Q.

How can we conserve electricity?

Q. Which of the following ways help in saving electricity?
*More than one option maybe correct.

1. Turning off electric appliances when not in use
2. Using CFL instead of bulbs
3. Keeping lights on even when we are not using them
4. Using bulbs

Q. Which of the following acts are responsible for degrading the quality of the environment?

1. Releasing waste into water
2. Cutting trees
3. Using a lot of fossil fuels
4. Using cycles as a mean of transportation

Q. Which among the following places will have a better environment for living beings?

1. Industrial area
2. A city with no trees.
3. A city where everyone uses a car to travel and has trees.
4. A city where people use public transport and plant trees.

Q. We should practice conservation while developing countries.

1. industrial
2. resource
3. land

Q. How electric vehicles don't create pollution? (2 marks)

Q. What among the following should be done to ensure that fuel does not exhaust?

1. Limit the manufacture of cars
2. Limit the use of fuel
3. Burn firewood
4. Use coal as a fuel

Q. Which of the following shops is not selling goods that harm the environment?

1. A shop selling plastic bottles.
2. A shop selling motorbikes.
3. A shop selling plastic bags.
4. A shop selling cloth bags.

Q. The major cause of environmental pollution is the extensive use of _________________.

1. solar energy
2. fossil fuels
3. wind energy
4. hydrogen as a fuel

Q. Which of the following would not be effective in reducing air pollution?

1. Use of fuels
2. Use of public transport
3. Walking
4. Use of cycle

Q. Ananya bought a bike and says that she will never visit a petrol or gas station. What type of fuel does that bike use?

1. Petroleum
2. Electricity
3. CNG
4. Kerosene

Q. Match the following.

1. Polythene
2. Electronic devices
3. Cloth bags

Q. A carpenter installs and maintains all wirings and switches.

1. True
2. False

Q. We can minimize the use of conventional sources of energy by adpoting which of the following measure(s)?

1. Switching off electric equipments when not needed.
2. Making the maximum use of solar energy.
3. Using fossil fuels like petroleum and coal.
4. Using public transport.

Q. Using plastic bags instead of cloth bags is a good practice for saving the environment.

1. True
2. False

Q. Fuel consumption can be reduced by:

1. switching off the engine of vehicles at traffic signals
2. driving vehicles at a moderate speed
3. use of petrol rather than natural gas in vehicles
4. use of coal or kerosene for cooking

Q. Rahul wants to keep his surrounding clean. Which among the following should he use to travel to school?

1. Bicycle
2. Car
3. Truck
4. Auto