2815)Which of the following is true about the use of "water meters" in irrigation systems?
Anonymous Quiz
13%
They are mostly used to measure soil moisture levels
81%
They measure the flow of water through a pipe or channel
6%
They cannot be used in open channels
0%
They only work for large irrigation systems
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2816)In the "bookkeeping method" of irrigation scheduling, when is irrigation applied?
Anonymous Quiz
9%
Based on soil moisture content
75%
When cumulative pan evaporation reaches a predetermined value
7%
At the start of each growing season
9%
Only when the crop exhibits visible stress
2817)How does "Kor watering" differ from regular irrigation?
Anonymous Quiz
7%
It is applied during the middle of the crop's growth period
84%
It is the first watering of the crop during the base period
7%
It provides water during drought periods
2%
It involves small, frequent irrigation cycles
2818)What is the effect of poor irrigation scheduling on water use efficiency?
Anonymous Quiz
4%
It increases water use efficiency
92%
It leads to inefficient water use and increased runoff
0%
It improves the quality of crops
4%
It reduces the need for water conservation
2819)What does "irrigation efficiency" measure?
Anonymous Quiz
2%
The percentage of water lost in the system
88%
The percentage of water applied that is actually used by the crop
8%
The total water required by crops
2%
The total volume of water applied during irrigation
❤1
2820)What is the average annual rainfall over India?
Anonymous Quiz
8%
1500 mm
76%
1250 mm
14%
1000 mm
2%
900 mm
2821)What percentage of rainfall does India receive during the Southwest monsoon period (June-Sept)?
Anonymous Quiz
6%
0.5
84%
0.75
6%
0.8
4%
0.9
❤1
2822)What is the total water availability per capita in India?
Anonymous Quiz
4%
3500 m³/year
43%
2000 m³/year
41%
2500 m³/year
12%
2300 m³/year
2823)The annual water resources in India's river basins are estimated to be about:
Anonymous Quiz
13%
150 mha.m
31%
200 mha.m
52%
187 mha.m
4%
210 mha.m
2824)What is the rechargeable groundwater resource in India?
Anonymous Quiz
9%
40.5 mha.m
34%
50.6 mha.m
53%
43.2 mha.m
4%
45.5 mha.m
2825)Which type of irrigation projects covers a catchment area of more than 10,000 hectares?
Anonymous Quiz
4%
Minor irrigation projects
73%
Major irrigation projects
20%
Medium irrigation projects
2%
Small irrigation projects
2826)The command area for a medium irrigation project ranges between:
Anonymous Quiz
10%
1,000 - 2,000 hectares
71%
2,000 - 10,000 hectares
17%
10,000 - 20,000 hectares
2%
20,000 - 50,000 hectares
2827)How much water does India receive during the Southwest monsoon period?
Anonymous Quiz
2%
50% of the annual rainfall
20%
25% of the annual rainfall
24%
80% of the annual rainfall
54%
75% of the annual rainfall
2828)Major irrigation projects cover a catchment area of:
Anonymous Quiz
6%
Less than 2,000 hectares
17%
2,000 - 10,000 hectares
72%
More than 10,000 hectares
4%
20,000 - 50,000 hectares
2829)Medium irrigation projects cover a catchment area of:
Anonymous Quiz
0%
Less than 1,000 hectares
83%
2,000 - 10,000 hectares
17%
More than 10,000 hectares
0%
1,000 - 5,000 hectares
2830)Small irrigation projects typically have a catchment area of:
Anonymous Quiz
21%
1,000 - 2,000 hectares
23%
500 - 2,000 hectares
56%
Less than 2,000 hectares
0%
More than 10,000 hectares
2831)Which type of irrigation projects covers a catchment area of less than 2,000 hectares?
Anonymous Quiz
13%
Medium irrigation projects
17%
Major irrigation projects
38%
Small irrigation projects
33%
Minor irrigation projects
2832)Irrigation scheduling helps to:
Anonymous Quiz
2%
Minimize water wastage
8%
Maximize crop yield
13%
Increase water use efficiency
77%
All of the above
2833)Irrigation scheduling is crucial to:
Anonymous Quiz
46%
Maximize water use efficiency
13%
Reduce fertilizer use
40%
Ensure uniform water application
2%
Reduce labor costs