A tank can be constructed in the area of

1. undulating relief
2. underlying hard rocks
3. natural depressions
4. all the above

The tank irrigation is practiced mostly in

1. Punjab
2. Uttarakhand
3. Haryana
4. Tamil Nadu

The given type of modern irrigation is useful for arid region

1. bamboo irrigation
2. tube well irrigation
3. drip irrigation
4. sprinkler irrigation

Irrigation by canals is more suitable in Northern India because

1. it is cheap
2. it irrigates larger area
3. the surface of the northern plain is flat with soft soil
4. it is perennial