The significant damage to crop generally occurs when capillary meniscus reaches permanent wilting point known as _______________?

Related Mcqs:

1. Wilting point is that limit after that the crop starts feeding up and no water is available for plant, this point occurs after _________________?

   A. 30% water available
   B. 25% water available
   C. 20% water available
   D. All are correct

2. The water particles held in soil pores of root zone by _____________ against gravity and is known as capillary water?

   A. Cohesive force
   B. Capillary force
   C. Tension force
   D. Gravity force

3. The experiment of capillary rise is performed in a glass tube of smaller diameter, because___________________?

   A. It is easily visible
   B. Glass tube is cheaper than metal
   C. Glass tube is lighter than metallic tube
   D. Capillary rise is significant

4. generally useful life of a reservoir is considered terminated when its -gross storage is reduced by _______________ of the design capacity of the reservoir?

   A. 100%
   B. 80%
   C. 50% l
   D. 20%

5. Which of the following is a cash crop ___________________?

   A. Maize
   B. Paddy
   C. Cotton
   D. Wheat

6. The ideal crop for wastewater or sewage irrigation is _______________________?

   A. Mango
   B. Banana
   C. Dates
   D. Orange

7. The delta the total depth of water consumed by a crop from 1st watering when matures, the delta for rice is___________________?

   A. 100cm
   B. 120cm
   C. 80cm
   D. 75cm

8. The delta the total water requirement of crop from the time of sowing to harvesting the delta of sugarcane is __________________?

   A. 120cm
   B. 100cm
   C. 80cm
   D. 70cm

9. The depth of root zone for rice crop is about___________________?

   A. 70 cm
   B. 80 cm
   C. 90 cm
   D. 100 cm

10. The delta the total depth of water consumed by crop up to its maturity, the delta of cotton is ____________________?

    A. 100 cm
    B. 80 cm
    C. 50 cm
    D. 40 cm