Description : he soil which is found in the areas having heavy rainfall and high humidity, contains large quantity of organic matter and heavy and black in colour – a. Black soil b. Peat soil c. Forest soil d. Laterite soil
Last Answer : b. Peat soil
Description : What happened when an excess amount of Nitrogen Fertilizer is Introduced in to Soil Ecosystem? A. Soil Decay B. Soil Acidi_cation C. Soil Residue D. Microbial Activity
Last Answer : D. Microbial Activity
Description : What are the levels of organic matter in agro-ecological zones 3 , 7 and 8 ?
Last Answer : Organic matter levels in agro-ecological zones 3, ৭ , and are mild to moderate.
Description : Tarai soils are high in:? a Iron b Sodium c Organic matter d Calcium
Last Answer : c Organic matter
Description : Organic carbon is a measure of? A. Available N in soil B. Available P in soil C. Available K in soil D. Available Mg in soil
Last Answer : A. Available N in soil
Description : Which one of the following is not correctly matched? Soil order Pronunciation (a) Entisols Recent (b) Aridisols Arid(c) Histosols Organic (d) Vertisols Pedalfor
Last Answer : (d) Vertisols Pedalfor
Description : Urea is widely used as a fertilizer because it (a) is an organic compound (b) contains very high amounts of nitrogen (c) is soluble in water (d) mixes easily with soil
Last Answer : Ans:(b)
Description : (2) Nitrogen, Phosphorous and Sodium Explanation: Fertilizer (or fertiliser) is any organic or inorganic material of natural or synthetic origin (other than liming materials) that is added to a ... essential to the growth of plants. The three elements most needed in common fertilisers are Nitrogen.
Last Answer : Metal are good conductors, because – (1) they contain free electrons (2) the molecules in them are very close to each other (3) the molecules in them collide very freely (4) they contain reflecting surface
Description : Which one should be given after giving fertilizer ?
Last Answer : Water should be given after application of fertilizer.
Description : What is fertilizer ?
Last Answer : Fertilizer is any natural or artificial ingredient that is applied to the soil or plant tissues to ensure the supply of various nutrients to the plant.
Last Answer : : The function of TSP fertilizer is: to accelerate the growth of the first stage of the plant , to participate in the division of plant cells , to help the plant to form and grow roots and to help the tree to flower and bear fruit in time.
Last Answer : Urea fertilizer promotes growth of tree stalks , stems and leaves. Urea fertilizer gives the plants a dark green color. The nitrogen in urea fertilizer is an integral part of the green leaf or chlorophyll of the leaves and helps plant proteins.
Description : The most Suited N fertilizer for tea is: (A) Urea (B) Calcium nitrate (C) Ammonium chloride (D) Ammonium sulphate
Last Answer : (D) Ammonium sulphate
Last Answer : (A) Urea
Description : Which fertilizer is most beneficial for alkali soils? (a) Urea (b) Ammonium sulphate (c) Calcium ammonium nitrate (d) Ammonium nitrate
Last Answer : (c) Calcium ammonium nitrate
Description : Match List-I with List-II and select answer from the codes given below- List-I (a) White Revolution (b) Grey Revolution (c) Blue Revolution (d) Green Revolution List-II 1. Fertilizer production 2. Fish production 3. Cereal production 4. Milk ... (A) 4 1 2 3 (B) 1 2 3 4 (C) 2 4 3 1 (D) 1 3 4 2
Last Answer : (A) 4 1 2 3
Description : The instrument, which is used for sowing of seed with fertilizer together at a time, is— (A) Seed drill (B) Dibbler (C) Seed sowing behind plough (D) Ferti-cum Seed drill
Last Answer : (D) Ferti-cum Seed drill
Description : Zinc Sulphate (ZnSO 4 ) should not be mixed with— (A) D.A.P. (B) Compost fertilizer (C) Ammonium Chloride (D) Urea
Last Answer : (A) D.A.P.
Description : Which of the following phosphatic fertilizer is useful in groundnut crop ? (A) D.A.P. (B) Rock Phosphate (C) Triple Super-Phosphate (TSP) (D) Single Super Phosphate (S.S.P.)
Last Answer : (D) Single Super Phosphate (S.S.P.)
Description : Which Fertilizer is Mainly Manufactured in India? A. Ammonium PhosphateB. Single Super Phosphate C. Urea D. None
Last Answer : C. Urea
Description : Biggest Fertilizer Cooperative in India is? A. KRIBHCO B. Dayal Group C. IFFCO D. None
Last Answer : C. IFFCO
Description : What Does FYM stand For? A. Farm Yard ManureB. Farm Yeast Manure C. Fertilizer Yeast Manure D. None
Last Answer : A. Farm Yard Manure
Description : Balanced fertilizer used at the macro level in India is generally equated with a nutrient consumption ratio of? a. 4:2:1 b. 3:2:1 c. 1:2:3 d. 2:3:4
Last Answer : a. 4:2:1
Description : Sulphur content (%) in potassium sulphate fertilizer is (a) 50(b) 22 (c) 17 (d) 12
Last Answer : (b) 22
Description : Which of the following is correct for calculating PHOSPHOROUS in P2O5 fertilizer? (a) P2O5 × 0.44 = P (b) P2O5 × 2.29 = P (c) P2O5 × 0.83 = P (d) P2O5 × 1.20 = P
Last Answer : (a) P2O5 × 0.44 = P
Description : Chemical formula of single superphosphate fertilizer is (a) Ca(H2PO4) (b) CaHPO4 (c) Ca3(PO4) (d) Ca(H2PO4) CaSO42H2O
Last Answer : (a) Ca(H2PO4)
Description : P content in DAP fertilizer is (a) 20% (b) 36% (c) 46%(d) 50%
Last Answer : (a) 20%
Description : Which of the ‘complex fertilizer’? 1) Ammonium sulphate nitrate 2) Single superphosphate 3) Ammonium phosphate 4) Calcium ammonium nitrate
Last Answer : 3) Ammonium phosphate
Description : Fertilizer dose recommended for a crop of Groundnut is N:P:K, respectively (a) 20-40: 50-60: 30-40 (b) 40-50: 50-60: 30-40 (c) 20-40 : 60-80: 30-50 (d) 40-50 : 60-80: 30-50
Last Answer : (a) 20-40: 50-60: 30-40
Description : Widely used N-fertilizer in rice is (a) Ammonium sulphate (b) Calcium sulphate (c) Urea (d) DAP
Last Answer : (a) Ammonium sulphate
Description : A zero till seed-cum-fertilizer drill is designed for sowing: a Paddy b Wheat c Potato d Vegetable
Last Answer : b pneumatic seed drill
Description : What are the organic matter present in the soil ?
Last Answer : Organic matter present in the soil is: Leech , earthworm refers to such animals or their feces.
Description : The soil having more than 30% organic matter is placed in
Last Answer : Ans. Histosol
Description : Organic matter content in Indian soil is
Last Answer : Ans. 5 %
Description : Which of the following rotations is likely to leave soil richer in organic matter?
Last Answer : Ans.Maize – Oats - Clovers
Description : For the cultivation of Tobacco the soil should be rich in – (1) calcareous matter (2) nitrogen (3) organic content (4) potash
Last Answer : (4) potash Explanation: Tobacco is a crop that needs significant amounts of potassium. It is a fast growing plant between 80 and 150 days, with a high daily potassium requirement. Potash is the ... such as plant remains, and this was the major historical source for it before the industrial era.
Description : The organic matter present in soil is known collectively as – (1) Hydrocarbons (2) Podsols (3) Humus (4) Colloids
Last Answer : (3) Humus Explanation: The organic matter present in soil is known collectively as humus. Humus is fully decomposed and finely divided organic matter. Dune is a hill or ridge of sand accumulated and sorted by wind action.
Description : Pheretima and its close relatives derive nourishment from (a) sugarcane roots (b) decaying fallen leaves and soil organic matter (c) soil insects (d) small pieces of fresh fallen leaves of maize, etc.
Last Answer : (b) decaying fallen leaves and soil organic matter
Description : Which of the following is not a factor affecting Soil Water Availability? a) A Soil Texture b) B Nature of crop grown c) C Organic Matter d) D Salt content E Soil depth
Last Answer : b) B Nature of crop grown
Description : The soil contains —- % organic matter a. 25 b. 58 c. 5 d. 65
Last Answer : c. 5
Description : In context to agriculture what is Fallow Land ? a. Fallowing is the process to make the soil rich in phosphorus b. Agricultural land which is added with organic matter to reduce its ... . Agriculture field which is left unplanted so that the soil's natural nutrient balance can be restored
Last Answer : d. Agriculture field which is left unplanted so that the soil’s natural nutrient balance can be restored.
Description : In context to agriculture what is Fallow Land ? a. Fallowing is the process to make the soil rich in phosphorus b. Agricultural land which is added with organic matter to reduce its ... Agriculture field which is left unplanted so that the soil's natural nutrient balance can be restored.
Last Answer : d. Agriculture field which is left unplanted so that the soil’s natural nutrient balance can be restored
Description : Which one of the following statements is true? (A) Clays are more porous than sands (B) Pressure of organic matter in a soil decreases the bearing capacity of the soil (C) Aluminous cement is used for foundations in soils with chemical deposits (D) All the above
Last Answer : (D) All the above
Description : Consider the following statements: 1. Organic matter decreases the permeability of a soil. 2. Entrapped air decreases the permeability of a soil. Which of these statements are correct? (a) 1 only (b) 2 only (c) Both 1 &2 (d) Neither 1 nor 2
Last Answer : (c) Both 1 &2
Description : The animals feed upon organic matter mixed with the soil are (a) Herbivores (b) Saprozoic (c) Mixotrophic (d) Detritus
Last Answer : (d) Detritus
Description : High quality crop soil requires humus as a major component. Which of the following best describes the composition of humus w) fine sand particles x) decaying organic matter y) mineral like clay matter z) chemical fertilizers
Last Answer : ANSWER: X -- DECAYING ORGANIC MATTER
Description : The organic matter present in soil is known collectively as (1) Hydrocarbons (2)Podsols (3) Humus (4)Colloids
Last Answer : Humus
Description : For the cultivation of Tobacco the soil should be rich in (1) calcareous matter (2) nitrogen (3) organic content (4) potash
Last Answer : potash