Consider the following statements with reference to surface tension
1. Falling raindrops are spherical due to surface tension
2. Oil has greater surface tension than water
3. To prevent the breeding of mosquitoes, kerosene oil is sprayed on the surface of the water in pools
Which of the statements given above is/are correct?
1
1 and 3 only
2
2 only
3
3 only
4
1 and 2 only