Question

1. Match the following:
1) Bhakra-Nangal Chambal
2) Hirakud Krishna
3) Nagarjuna Sagar Sutlej
4) Gandhi Sagar Mahanadi

2. Why is water essential for life?
3. List five sources of water?
4. ________________ Irrigation, water is sprayed on plants.

Answer 1

Answer:

Q1;   Bhakra-Nangal      -         Satluj

       Hirakud                  -         Mahanadi

       Nagarjuna Sagar   -         Krishna

      Gandhi Sagar         -          Chambal

Q2;   Water's extensive capability to dissolve a variety of molecules has earned it the designation of “universal solvent,” and it is this ability that makes water such an invaluable life-sustaining force. On a biological level, water's role as a solvent helps cells transport and use substances like oxygen or nutrients.

Q3;   Municipal.

Ground water (well)

Surface water. Lake. River. Stream (creek) Shallow well.

Rainwater.

Seawater.

Q4;   sprinkler

Answer 2

Answer:

ans 1 Bhakra-Nangal      -         Satluj

      Hirakud                  -         Mahanadi

      Nagarjuna Sagar   -         Krishna

     Gandhi Sagar         -          Chambal

ans 2   Water's extensive capability to dissolve a variety of molecules has earned it the designation of “universal solvent,” and it is this ability that makes water such an invaluable life-sustaining force. On a biological level, water's role as a solvent helps cells transport and use substances like oxygen or nutrients.

ans 3  Municipal.

Ground water (well)

Surface water. Lake. River. Stream (creek) Shallow well.

Rainwater.

Seawater.

ans 4   sprinkler

Explanation: