Question 3
Which of the following are environment-friendly practices?
1. Carrying cloth-bags to put purchases in while shopping
2. Switching off unnecessary lights and fans
3. Walking to school instead of getting your mother to drop you on her scooter
4. All of the above
Option 4 is correct.
All these processes are environment-friendly:
1. Carrying cloth-bags to put purchases in while shopping
2. Switching off unnecessary lights and fans
3. Walking to school instead of getting your mother to drop you on her scooter