Description : Among the critical stages, the most critical stage of wheat crop for irrigation is—(A) CRI–Crown Root Initiation stage (B) Tillering stage (C) Jointing stage (D) Flowering stage
Last Answer : (A) CRI–Crown Root Initiation stage
Description : Most critical stage in wheat for irrigation is— (A) C.R.I. (B) Flowering (C) Milk (D) Dough
Last Answer : (A) C.R.I.
Description : Most critical stage for N requirement of soyabean is a. Bud initiation b. Flowering c. Pod maturity d. Branching stage
Last Answer : b. Flowering
Description : Which of the following pair of crop & critical growth stage for irrigation is not correctly matched ? a. Wheat – CRI b. Maize – Tasseling c. Gram – Flowering d. Groundnut – Pegging
Last Answer : c. Gram – Flowering
Description : Most critical stages for irrigation of tobacco is
Last Answer : Ans.Topping
Description : The critical stages for irrigation in Rapseed and mustard are
Last Answer : Ans.Rosette stage and Siliqua formation stage 16. Safflower
Description : The most critical stages for irrigation in maize
Last Answer : Ans.Silking stage.
Description : Which of the following irrigation systems is also termed as ON & OFF Irrigation System [a] Drip Irrigation [b] Sprinkler Irrigation [c] Surge irrigation [d] Furrow Irrigation [e] None of the above
Last Answer : [c] Surge irrigation
Description : Which insect attacks white stalks on rice stalks after flowering ?
Last Answer : After flowering, white stalks appear on the stalks of rice due to the attack of Mazra insects.
Description : Practice of forestry with the object of raising flowering trees and shrubs mainly to serve as recreation forests for the urban and rural population, is known as? [a] Recreation forestry [b] Extension forestry [c] Farm forestry [d] Mixed forestry [e] All of these
Last Answer : [a] Recreation forestry
Description : When water is available for three irrigation in wheat , than it should apply to. a. CRT, Late tillering, flowering b. CRI, Boot stage, Milk Stage c. CRT, Boot stage, Dought Stage d. CRT, Milk Stage, Dought Stage
Last Answer : b. CRI, Boot stage, Milk Stage
Description : How much irrigation is required for potato cultivation ?
Last Answer : Two to four irrigations are required for potato cultivation.
Description : Most common method of irrigation in India is (A) Border irrigation (B) Check basin irrigation (C) Sprinkler irrigation (D) Drip irrigation
Last Answer : (B) Check basin irrigation
Description : Triticum aestivum is a (A) Border irrigation (B) Check basin irrigation (A) Hexaploid (B) Diploid (C) Tetraploid (D) Euploid
Last Answer : (A) Hexaploid
Description : Drip-irrigation has been most successful for...... (A) Rice (B) Wheat (C) Berseem (D) Lucerne (E) Grape
Last Answer : (C) Berseem
Description : How much area could be covered for giving one irrigation of 3" depth by a pumpset of one cusec output in the operation of 600 hours, if the water conveyance efficiency is 80 per cent ? (A) 180 acres (B) 320 acres (C) 240 acres (D) 160 acres (E) None of these
Last Answer : (C) 240 acres
Description : In case of Drip irrigation which of the following advantage is observed ? (A) It saves water (B) Root system of plant remains in upper layer of soil (C) Plastic tubes are not harmed by rats (D ... drip irrigation is very long (E) Where there is lot of rainfall, there are no limitation to such system
Last Answer : (C) Plastic tubes are not harmed by rats
Description : The irrigation water requirement of onion is (a) 60 cm (b) 50 cm (c) 40 cm (d) 30 cm
Last Answer : (c) 40 cm
Description : Sprinkler irrigation is suitable, where the soil has— (A) Clayey texture (B) Loamy texture (C) Undulating topography (D) All of these
Last Answer : (D) All of these
Description : Method of irrigation is— (A) Surface irrigation (B) Sprinkler irrigation (C) Drip irrigation (D) Sub-surface irrigation (E) All of these
Last Answer : (E) All of these
Description : Drip’ irrigation is generally followed in the country—(A) Israel (B) America (C) Australia (D) Japan
Last Answer : (A) Israel
Description : When was Micro Irrigation launched? a) March 2002 b) March 2004 c) January 2004 d) January 2006
Last Answer : d) January 2006
Description : Water use efficiency is the highest is case of– a) Border irrigation b) Drip irrigation c) Sprinkler irrigation d) Flood irrigation
Last Answer : b) Drip irrigation
Description : The nearly constant rate of infiltration that develops after some time has elapsed from the start of irrigation is termed as? [a] Infiltration rate [b] Infiltration velocity [c] Basic Infiltration rate [d] Constant infiltration velocity [e] None of the above
Last Answer : [c] Basic Infiltration rate
Description : What is the size of Basin (sqm) in Check Basin Method of Irrigation? [a] 05- 20 sqm [b] 15- 30 sqm [c] 20- 35 sqm [d] 25- 40 sqm [e] None of the above
Last Answer : [c] 20- 35 sqm
Description : Under Sprinkler Irrigation what is the Land Saving Percent? [a] 5-11% [b] 10-16% [c] 17-22% [d] 23-30% [e] 35-42%
Last Answer : [b] 10-16%
Description : ‘Blue Revolution’ is related to— a. Space research b. Irrigation c. Fisheries d. Drinking water e. None of the above
Last Answer : c. Fisheries
Description : Water use efficiency is highest in the case of? a. Border irrigation b. Drip irrigation c. Sprinkler irrigation d. Flood irrigation e. None of these
Last Answer : b. Drip irrigation
Description : Which is the main source of irrigation of Agricultural land in India? a. Tanks b. Rivers c. Streams d. Canals e. Wells
Last Answer : e. Wells
Description : What is the reason for the reduced soil fertility? a. Over Irrigation b. Poor Drainage c. Continuous cropping d. Imbalanced use of fertilizers e. Pesticide
Last Answer : d. Imbalanced use of fertilizers
Description : ____ is a process of irrigation before sowing of crops to reduce percolation of water? a inundating b flooding c soaking d kor watering e puddling
Last Answer : d kor watering
Description : The ratio between marketable crop yield and water used in evapotranspiration is known as– 1) Field water use efficiency 2) Economic irrigation efficiency 3) Consumptive use efficiency 4) Water use efficiency
Last Answer : 1) Field water use efficiency
Description : Drip irrigation is useful in which region?1) Humid 2) Dry 3) High rainfall 4) None of these
Last Answer : 2) Dry
Description : In short day plants, flowering is induced by (a) photoperiod less than 12 hours (b) photoperiod below a critical length and uninterrupted long night (c) long night (d) short photoperiod and interrupted long night
Last Answer : (b) photoperiod below a critical length and uninterrupted long night
Description : Seed formation without fertilisation in flowering plants involves the process of (a) somatic hybridisation (b) apomixis (c) sporulation (d) budding
Last Answer : (b) apomixis
Description : Gregor Mendel used pea plants to study a. flowering. b. gamete formation. c. the inheritance of traits. d. cross-pollination.
Last Answer : c. the inheritance of traits.
Description : Most critical stage for irrigation in potato is
Last Answer : Ans.25%tuber formation stage
Description : The most critical stage of sugarcane for irrigation is
Last Answer : Ans.Formative stage (60-130 days after planting)
Description : The main critical stage of groundnut for irrigation
Last Answer : Ans.Flowering stage, Pegging stage and Pod formation stage
Description : Critical stage for irrigation in barley
Last Answer : Ans.Active Tiplering Stage (30–35 DAS)
Description : The most important critical stage of rice for irrigation
Last Answer : Ans.Tillering to flowering stage
Description : In which crop crown root initiation is critical growth stage for irrigation? a. Maize b. Rice c. Sugarcane d. Wheat
Last Answer : d. Wheat
Description : The progeny of breeder seed is: (A)Formation seed (B) Nucleus seed (C) True seed (D) Certified seed
Last Answer : (A)Formation seed
Description : Impect of green house effect is: (A)Global warming (B) Ice melting (C) Sea formation (D) Sea level rise
Last Answer : (A)Global warming
Description : The mineral weathering and clay formation are rapid where the climate is- (a) Warm and moist (b) Warm and dry (c) Cold and moist (d) Cold and dry
Last Answer : (c) Cold and moist