Question

do you understand by conservation of water? How it is useful?
20 सेमी. फोकस दूरी के उत्तल लैंस एवं अवतल लैंस दोनों से बनने वाले प्रतिबिम्ब की प्रकृति क्या होगी,​

Answer 1

Answer:

Water conservation means using less water or recycling used water so that it can be used again. This type of program is important because water conservation helps save energy, protect wild animals, and prevent people from using so much water that it cannot be replaced with rain.

Explanation:

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