Refer to the image & identify the type of preventive measure taken to reduce pollution.

1. Public Transport
2. Jeep pooling
3. Car pooling
4. None of the above

Which of the following preventive measures is depicted by the symbol?

1. No parking zone
2. No smoking zone
3. No plastic zone
4. No horn zone

Which of the following statements related to organic farming is not correct?

1. It involves the fixation of nitrogen through the use of legumes.
2. It involves the use of chemical fertilizer.
3. It involves crop rotation
4. It relies on ecologically balanced agricultural principles.

The following symbol is used in aircraft for

1. No talking
2. No movement
3. No smoking
4. No sleeping