Q.4 You have been asked to maintain a garden. How will you minimise the use of water?

To maintain a garden, water is necessary.

Therefore, to minimize the use of water :

(1) The drip irrigation method can be used.

In this method, water is supplied directly to the base of the plants using narrow pipes, thereby reducing the loss of water.

(2) Rainwater harvesting can be done and that can be used for the gardening process.

(3) The sprinkler method of irrigation can be used.