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NABARD Agri > Irrigation 2 > Flashcards

Irrigation 2 Flashcards

1
Q

Water beyond field capacity stage is called?

A

Super available water

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2
Q

The presence of super available water in soil for an extended period is harmful for plant growth because of the lack of?

A

Flow

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3
Q

Solute potential is aka?

A

Osmotic potential

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4
Q

negative value of water potential in plant cells. It’s a measure of how much the presence of solutes in water reduces the water potential

A

Solute potential
or Osmotic Potential

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5
Q

Avg crop water requirement for SRI method of rice cultivation?

A

700 mm

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6
Q

Total quantity of water required by a cro irrespective of its source in a given period of time?

A

Crop water requirement

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7
Q

Evpotranspiration is one of the imp factors determining crop water requirement. It is measured through?

A

Lysimeter

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8
Q

Which crop requires the highest crop water duration?

A

Cotton

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9
Q

Rapid solar energy deployment in India pushed the country past ____ to become world’s 3rd largest solar power generator.

A

Japan

India: 5.8% electricity from solar

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10
Q

The top 4 countries in increase in solar generation in 2023 accounted for 75% of growth. What are the countries?

A
  • China
  • US
  • Brazil
  • India
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11
Q

A small opening of any cross section (shape) on the side or bottom of the tank, is called?

A

Orifices

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12
Q

A device used to measure rate of flow of liquid through a small channel or tank. Generally made up of a metallic plate.

A

Notch

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13
Q

A concrete or masonry structure, placed in an open channel over which the flow occurs.

A

Weirs

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14
Q

A device for measuring the flow of water in open channels when depth of flow is less - head drop is small, volume of flow is less channel bed slope is less, is called?

A

Parshall Flume

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15
Q

A device used for controlling & measuring irrigation flow. They are basically modified, submerged, variable area orifices (slide gates) at the upstream end of a length of smooth or corrugated pip, is called?

A

Meter gates

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16
Q

Grand Growth Phase is associated with? It is how many days long?

A

Sugarcane
101-270 days

Preceeded by Tillering phase

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17
Q

Global Food Security Index is prepared by?

A

The Economist Impact Team

113 countries

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18
Q

Water between field capacity (1/3 bar) and PWP (15 bar) is?

A

Available water

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19
Q

Long Term Irrigation Fund (LTIF) was created to fast track 99?

A

Medium (2000-10,000 ha) or
Major irrigation project (cultivable command area of >10,000 ha)

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20
Q

Under LITF provisition, state can borrow from NABARD, with an interest subvention of ____% borne by the government.

A

7%

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21
Q

Only 4 states have more than half net cultivated farmlands under micro-irrigation, they are?

A

Sikkim
Andhra Pradesh
Karnataka
Maharashtra

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22
Q

Acc to an impact evaluation study of micro irrigation by Dept of Agri, sound that irrigation cost is reduced by __-__% with an avg ____% through micro-irrigation schemes

A

20-50%
avg: 32.5%

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23
Q

States that have more than 30% under micro irrigation?

A

Sikkim, Andhra, Karnataka, Maha
Mizo, TN, Gujarat

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24
Q

____ irrigation project was declared as National Project under Sec ____ of AP Reorganisation Act 2014

A

Polavaram Irrigation Project
Section 90

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25
Q

Ratio of Water used consumptively to the water delivered to the field is?

A

Water Use Efficiency

Yield of crop per unit of water lost through evaporation

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26
Q

Period over which irrigation water is to be supplied for the production of any crop. Normally this is the period between the 1st & Last irrigation applied to a crop?

A

Base period

27
Q

(Kg/ha)/mm is the unit for?

A

Water Use Efficiency

28
Q

It is the ratio of yield of crop to total amount of water used in the field

A

Field Water Use Efficiency

29
Q

Yield of crop to the amount of water depleted by the crop through evapotranspiration

A

Crop Water Efficiency

30
Q

Area/cusec or ha/cumec is the unit of?
1 cusec = ? L of water

A

Duty of water - Related to Area
28L of water

31
Q

Area that can be irrigated with a continuous non-stop supply of water

A

Duty of Water - Related to Area

32
Q

In most irrigation projects, irrigation efficiency ranges between?

A

12-34%

33
Q

Relation between delta, base period and duty of water?

A

D = 864 b/d

34
Q

Period over which irrigation water is to be supplied for the production of any crop

A

Base Period - related to time

35
Q

Water requirement of Rice

A

1100-1250mm

36
Q

Of the total water requirement of rice, requirement for nursery, puddling and firld irrigation is?

A

Nursery: 3% or 40mm
Puddling:16% or 200mm
Field Irrigation: 81% or 1000mm

37
Q

Total Water Requirement for Ground Nut is?

A

500-550 mm

38
Q

Total water requirement of Sugarcane and Ragi (finger millet)

A

Sugarcane: 1800-2200 mm
Ragi: 350 mm

39
Q

Nutrients that is the principle component of fertigation?

A

Nitrogen

40
Q

Irrigation project that covers cultural command area of more than 10,000 ha, cost more than Rs. 50 million is known as?

A

Major Irrigation Project

41
Q

Irrigation project that covers cultural command area of 2000-10,000 ha, cost Rs. 2.5 million to Rs. 50 million is known as?

A

Medium Irrigation Project

42
Q

Irrigation project that covers cultural command area of 2000 ha, cost less than Rs. 2.5 million is known as?

A

Minor Irrigation Project

43
Q

Revised Ultimate Irrigation Potential was made in? It was revised by?

A

1972
CGWB (Faridabad)

44
Q

Which country and state is a successful example of Participatory Irrigation Management?

A

Turkey, Mexico
Odisha

45
Q

Which act of India back Participatory Irrigation Management

A

Pani Panchayat Act 2002

46
Q

Bodies that promote participatory Irrigation Management?

A

Pani Panchayat & Water User’s Association

47
Q

Net irrigated area to sown irrigated area in India?

A

46.8% Acc to Agri Statistics
55% according to NITI Aayog

48
Q

Which state & UT has the highest proportion ofnet irrigated to net sown area

A

Chandigarh (100%)
Punjab (99%)

WB - 6th (67%)

49
Q

According to Agri Census 2010-11, ____ emerged as the main source of irrigation

A

Tube Wells

followed by Canals

50
Q

Canals are the main source of irrigation in?

A

Andhra Pradesh

Followed by Chhattisgarh

51
Q

Tube wells were the dominant source of irrigation in?

A

Bihar

Followed by Karnataka

52
Q

NMCG is registered under? It is chaired by?

A

Societies Registration Act 1860
Ministry of Jal Shakti

53
Q

____ L of water is required to produce 1 kg of husked rice in India

A

2688L

54
Q

Long Term Irrigation Fund by NABARD was operationalised in, to about?

A

2016-17 by 2019

To fast track completion of 99 medium & major irrigation projects

55
Q

A device used to measure the rate of flow of fluid through a pipe

A

Venturimeter

56
Q

Which 4 states have more than half of net cultivated farmland under micro-irrigation

A

Sikkim, Andhra Pradesh, Karnataka & Maharashtra

57
Q

Which of the following schemes drove irrigation coverage in india?
1. PMKSY
2. HKKP
3. Shahpur-kandi Projecct
4. Special Package for Maharashtra
5. Namami Gange

A

1,2,3,4

58
Q

State with highest & lowest area under micro-irrigation through PDMC (2015)

A

Karnataka - Highest
Goa - Lowest

59
Q

Which state has the max number of ponds & reservoirs?

A

West Bengal

South 24 Pargana max

60
Q

Which state has the highest lakes?

A

Tamil Nadu

61
Q

Crop in check and basin irrigation?

A

Paddy

62
Q

State with highest water conservation scheme?

A

Maharashtra

63
Q

Drip Irrigation refers to application of water in small quantity at the rate of mostly less than ____ lph as drops to the zone of the plants through a network of plastic pipes fitted with emitters.

A

8-12 lph

NABARD Agri (19 decks)

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