41) The first watering, when the crop has grown a few centimetres, is called paleo.

• (a) Agree
• (b) Disagree

42) The crops require maximum water during

• (a) first watering before sowing the crops
• (b) last watering before harvesting
• (c) first watering when the crop has grown a few centimetres
• (d) all of the above

43) The maximum depth in soil strata, in which the crop spreads its root system, and derives water from the soil, is called

• (a) kor depth
• (b) root zone depth
• (c) delta
• (d) overlap allowance

44) The depth of root zone is 90 cm for

• (a) wheat
• (b) sugar cane
• (c) rice
• (d) cotton

45) The duty at outlet is called capacity factor.

• (a) Correct
• (b) Incorrect