Description : Which of the following soil texture is lighter than others? a Silty clay loam. b Clay loam. c Sandy loam. d Loamy sand.
Last Answer : d Loamy sand.
Description : Which of the following soil type is most suitable for garlic cultivation ? (A) Loamy sand (B) Sandy loam (C) Loam (D) Clay
Last Answer : (B) Sandy loam
Description : Which type of soil retains maximum water? (a) Sandy soil (b) Clayey soil (c) Loamy soil (d) Rocky soil
Last Answer : Ans: (b)
Description : The soil which is a mixture of sand, clay and silt is known as: (a) loamy soil (b) sandy soil (c) clayey soil (d) desert soil
Last Answer : Ans: (a)
Description : Pick out the wrong statement. (A) Loamy soil is the best soil for vigorous plant growth, while the clayey soil is solid and hence the plant roots penetrate with difficulty (B) Large ... vegetables (D) Cereal crops grown on alkaline soil absorb higher amount of fluorides thereby spreading fluorosis
Last Answer : (C) Application of large excess of Potassic fertiliser in soil increases the valuable carotene in fruits and vegetables
Description : Irrigation method, suitable for undulating land, sandy soils and Vegetable and fruit crops
Last Answer : Ans.Sprinkler method
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 : 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 : 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 : 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 : 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 : 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
Last Answer : : 40 percent of the particles.
Description : . Which soil has highest efficiency? (A)Loamy soil (B) Sandy soil (C) Clay soil (D) None of these
Last Answer : (C) Clay soil
Description : Which soil has highest efficiency? (A)Loamy soil (B) Sandy soil (C) Clay soil (D) None of these
Description : Which of the following soil type has the highest field capacity ? (A) Loam (B) Silty loam (C) Clayey loam (D) Clay
Last Answer : (D) Clay
Description : Which type of soil is best for knolkhol ? (A) Loam (B) Clayey loam (C) Silty clayey loam (D) Clay
Last Answer : (B) Clayey loam
Description : In the coastal lowland of Kerala two crops of rice is grown per year because of: [IAS 2003] 1. high temperature in winter 2. adequate rain throughout the year 3. adequate irrigation facility 4. presence of water retentive clayey loam soil (a) Only 1 (b) 2 and 3 (c) 1 and 2 (d) 1, 3, and 4
Last Answer : Ans: (c)
Description : Which one among the following is not a reason for practising tank irrigation in the Peninsular India? [NDA 2011] (a) The undulating relief and hard rocks (b) little percolation of rain ... of Peninsular India are perennial (d) There are many streams which become torrential during rainy season
Description : Tank irrigation is not popular in North India because, A. There are perennial rivers. B. Land is not undulating. C. The surface there is pervious and cannot collect water effectively. D. All the above.
Last Answer : D. All the above.
Description : The tank irrigation is more popular in peninsular plateau because of, A. There are hard and impervious rocks. B. Undulating land. C. Most of the rivers are seasonal in that region. D. All the above.
Description : The relative proportion of sand, silt and clay is called (A) Soil texture (B) Soil aggregation (C) Soil structure (D) Soil taxonomy
Last Answer : (A) Soil texture
Description : The most suitable soil for the production of cotton is – (1) Black lava soil (2) Alluvial soil (3) Loamy soil (4) Well drained soil
Last Answer : (1) Black lava soil Explanation: Black soil is most suitable for the cultivation of cotton. The deep and medium black lava soil of the Deccan and Malwa plateaus is considered ideal, though it can be grown on alluvial 'and red soil as well. The black cotton soil is also known as regur.
Description : The most suitable soil for the production of cotton is : (1) Black lava soil (2) Alluvial soil (3) Loamy soil (4) Well drained soil
Last Answer : Black lava soil
Description : Which of the following methods is more suitable for the determination of permeability of clayey soil? (A) Constant head method (B) Falling head method (C) Horizontal permeability test (D) None of the above
Last Answer : Answer: Option B
Description : Which of the following is suitable for growing cotton? (1) Sandy soil (2) Clayey soil (3) Black soil (4) Alluvial soil
Last Answer : (3) Black soil
Description : Read the statement given below (i ) Seeds require moisture for germination . (ii) Plant can absorb nutrients in dissolved form. (iii) Irrigation protects crop from both frost and hot air currents . (iv) Irrigation improves soil texture . a) i and ii b) i ,ii, iii c) i , ii , iii , iv . d) i and iii
Last Answer : a) i and ii
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 : 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 : State any two advantages of using sprinkler irrigation. -Geography
Last Answer : In Sprinkler Irrigation as water is supplied by means of pipes no water is lost by seepage and also there is no scope for loss of water by evaporation due to direct watering on the fields.
Description : Give one geographical reason for each of the following : 1. Sprinkler irrigation is practiced in arid and semi-arid regions. -Geography
Last Answer : 1. To minimize the loss of water. 2. So that there is demand for irrigation and the cost involved in the construction and operation of the tube well can be recovered by the increased farm ... so digging is easy Deep fertile soil which helps in recovering the cost of construction of canals.
Description : The saving of water in sprinkler and drip irrigation methods as compared to surface irrigation methods
Last Answer : Ans.25-50%and 50-70%water, respectively.
Description : Pressure, applied in sprinkler irrigation system
Last Answer : Ans.>2.5 bar
Description : Which of the following is the advantage of sprinkler irrigation? a. No loss of water by seepage b. No loss of water by evaporation c. Options a and b d. Only option b
Last Answer : c. Options a and b
Description : Most advanced and efficient method of irrigation consisting of perforated pipes. (a) Sprinkler irrigation. (b) Drip irrigation. (c) Spray irrigation. (d) Furrow irrigation.
Last Answer : (b) Drip irrigation
Description : In case of cereal crops, the irrigation is generally done by a. Check method b. Furrow method c. Sprinkler method d. Border method
Last Answer : a. Check method
Description : Highest water application efficiency is in — Flood irrigation a. Basin irrigation b. Drip Irrigation c. Sprinkler Irrigation
Last Answer : b. Drip Irrigation
Description : ________ method useful for watering plants having acute water shortage and in this method water falls drop – by –drop near the roots through narrow pipes . a) sprinkler system b)drip irrigation c)water logging d)weeding
Last Answer : b)drip irrigation
Description : Draw layout of sprinkler irrigation system showing various components on it
Last Answer : layout of sprinkler irrigation system showing various components on it
Description : The most suitable equipment for compacting clayey soils is a (A) Smooth wheeled roller (B) Pneumatic tyred roller (C) Sheep foot roller (D) Vibrator
Last Answer : Answer: Option C
Description : In case of non-availability of space due to topography, the most suitable spillway is (A) Straight drop spillway (B) Shaft spillway (C) Chute spillway (D) Ogee spillway
Description : Which of the following are the components of loamy soils? 1. Red soil 2. Clay soil 3. Alluvial soil 4. Silt soil 5. Sandy soil In d i a n So i l , Se a s o n s a n d N a t u r a l Ve g e t a t i o n (a) I and II (b) I, III and IV (c) II and V (d) II, III and V
Description : The colour of loamy soil is – (1) Greenish brown (2) Bluish green (3) Yellowish brown (4) Blackish brown
Last Answer : (4) Blackish brown Explanation: Loam encompasses a variety of soil types, some granulated and nicely draining, while others may be thicker and have the consistency of mud. Most loam soils are a brown or black ... yet the drainage is well. Loamy soil is composed of 40 % sand, 40% silt and 20% clay.
Description : The soil of Kerala is rich in which of the following soils? (1) Alluvial Soil (2) Laterite Soil (3) Sandy Soil (4) Loamy Soil
Last Answer : (2) Laterite Soil Explanation: Laterite soil covers the majority of area in Kerala. They cover about 65 per cent of the total area of the State, occupying a major portion of the ... Kerala. Heavy rainfall and high temperature prevalent in the State are conductive to the process of laterisation.
Description : Broad bed furrow system is recommended for — type of soil a. Deep black soil b. Red soil c. Sandy soil d. Loamy soil
Last Answer : a. Deep black soil
Description : Lowest pore space percentage recorded in — soil a. Clay b. Clay loam c. Loamy d. Sandy
Last Answer : d. Sandy
Description : Rapid infiltration rate is recorded in — soil a. Clay b. Loamy soil c. Sandy soil d. None of these
Last Answer : c. Sandy soil
Description : The colour of loamy soil is (1) Greenish brown (2) Bluish green (3) Yellowish brown (4) Blackish brown
Last Answer : Blackish brown
Description : Which soil is suitable for wheat cultivation ?
Last Answer : Loam or sandy loam is suitable soil for wheat cultivation.