Irrigation QUIZ 1

Arid zone is the one having average rainfall is about….

• less than 15 inches

• between 15 to 30 inches

• between 30 to 45 inches

• More than 45 inches

The method of irrigation is necessary in the places where?

• Insufficient rainfall

• Uneven distribution of rainfall

• Improvement of perennial crops

• All of these

The major irrigation projects covers……….. hectare area

• 5000

• 10000

• 15000

• 20000

The time between the first watering of a crop at the time of its sowing to its last watering before harvesting is called?

• Time period of crop

• Base period of crop

• Frequency of crop

• Crop duration

What should be the minimum and maximum value of slope provision in border irrigation system?

• 0.05%, 2%

• 0.5%, 1%

• 0.05%, 1%

• 1%, 2%

Which system of irrigation is suitable for undulating lands?

• Surface irrigation method

• Subsurface irrigation method

• Sprinkler irrigation method

• Drip irrigation method

• Both c & d

Irrigation efficiency of a drip irrigation system is more than ……. percent?

• 70

• 80

• 90

• 95

Which is the correct place to apply irrigation method?

• on leaves zone

• on stem zone

• in root zone

• in fruit zone

The …….. border irrigation is generally suited to the larger mechanized farms

• Straight

• Inclined

• Curved

• Perpendicular

The length of borders in irrigation is about......

• 600m

• 700m

• 800m

• 900m

• 1000m