Page 183 - Arrow Publications Pvt. Ltd.

even when they are used repeatedly or cannot

be finished are called renewable resources.
Sun
Air, water, soil, plants and animals are some

examples of renewable resources.

Let us learn about some renewable resources. Plants
Water
Water

Water is an important renewable natural resource. Life is not possible
without water. Many plants and animals live in water. Living things living

on land need water to perform their functions.

We use water for drinking, cooking, washing, bathing, gardening, growing

crops, producing electricity and many other purposes. So, it is one of the

most valuable gifts given to us by nature.

Watering plants Bathing Vegetables washing

Most of us waste water which is a precious resource that is needed for food
and life. We need to conserve water resources. We should reduce or stop doing

things that pollute water.

Think &
Answer Can we carry out any activities that don’t require water?
Air List a few examples of such activities.

Air is an important renewable natural resource we need to survive. Without air,

plants and animals would not survive and there would be no fire as burning
needs oxygen.

Air is a mixture of gases that is composed of 78% nitrogen, 21% oxygen and

a very small percentage of water vapour and other gases. Since living things

182
182 | Arrow - EVS Plus-4