5-10-5 fertilisers mean that they contain (A) 5, 10, 5% respectively of N2 , P2O5 and K2O (B) Only 5 to 10% active fertiliser constituents (C) 5 to 10% filler & carrier of soil conditioners (D) None of these

5-10-5 fertilisers mean that they contain
(A) 5, 10, 5% respectively of N2
, P2O5 and K2O
(B) Only 5 to 10% active fertiliser constituents
(C) 5 to 10% filler & carrier of soil conditioners
(D) None of these
by

1 Answer

Answer :

(A) 5, 10, 5% respectively of N2
, P2O5 and K2O
by

Related questions

Base suspension fertiliser essentially contains (A) 13% N2 and 43% P2O5 (B) 43% N2 and 13% P2O5 (C) 43% N2 and 13% K2O (D) 43% K2O and 43% P2O5

Description : Base suspension fertiliser essentially contains (A) 13% N2 and 43% P2O5 (B) 43% N2 and 13% P2O5 (C) 43% N2 and 13% K2O (D) 43% K2O and 43% P2O5

Last Answer : (A) 13% N2 and 43% P2O5

The relative percentage of N2 , P2O5 and K2O” in a fertilizer

Description : The relative percentage of N2 , P2O5 and K2O” in a fertilizer

Last Answer : Ans. Fertilizer ratio

Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits? (A) Nitrogenous fertilisers (B) Phosphatic fertilisers (C) Potassic fertiliser (D) None of these

Description : Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits? (A) Nitrogenous fertilisers (B) Phosphatic fertilisers (C) Potassic fertiliser (D) None of these

Last Answer : (C) Potassic fertiliser

(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 soil to supply one or more plant nutrients essential to the growth of plants. The three elements most needed in common fertilisers are Nitrogen.

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

A Potassic fertiliser contains 50% K2O. It could be (A) Potassium sulphate (B) Potassium chloride (C) A mixture of NaCl + KCl (D) None of these

Description : A Potassic fertiliser contains 50% K2O. It could be (A) Potassium sulphate (B) Potassium chloride (C) A mixture of NaCl + KCl (D) None of these

Last Answer : (A) Potassium sulphate

Potassic fertiliser is graded based on its __________ content. (A) KCl (B) K2O (C) KNO3 (D) K2SO4

Description : Potassic fertiliser is graded based on its __________ content. (A) KCl (B) K2O (C) KNO3 (D) K2SO4

Last Answer : (B) K2O

Pick out the wrong statement. (A) All the nitrogenous fertilisers are not soluble in water (B) A straight fertiliser contains only one nutrient (C) Calcium cyanamide is used as weed killer in onion fields (D) The phosphorous nutrient makes the plant stem stronger and increases its branches

Description : Pick out the wrong statement. (A) All the nitrogenous fertilisers are not soluble in water (B) A straight fertiliser contains only one nutrient (C) Calcium cyanamide is used as weed killer in onion fields (D) The phosphorous nutrient makes the plant stem stronger and increases its branches

Last Answer : (A) All the nitrogenous fertilisers are not soluble in water

Conditioners like finely divided peat are added to the fertiliser to (A) Counteract burning (B) Avoid caking & hardening (C) Produce bulk (D) Increase its solubility

Description : Conditioners like finely divided peat are added to the fertiliser to (A) Counteract burning (B) Avoid caking & hardening (C) Produce bulk (D) Increase its solubility

Last Answer : (B) Avoid caking & hardening

A phosphatic fertiliser contains 16% P2O5 . It could be (A) Dicalcium phosphate (B) Superphosphate(C) Triple superphosphate(D) None of these

Description : A phosphatic fertiliser contains 16% P2O5 . It could be (A) Dicalcium phosphate (B) Superphosphate (C) Triple superphosphate (D) None of these

Last Answer : (B) Superphosphate

Phosphatic fertiliser is graded based on its __________ content. (A) P2O3 (B) PCl5 (C) P2O5 (D) H3PO4

Description : Phosphatic fertiliser is graded based on its __________ content. (A) P2O3 (B) PCl5 (C) P2O5 (D) H3PO4

Last Answer : (C) P2O5

ch of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth? (A) Nitrogenous fertiliser (B) Potassic fertiliser (C) Phosphatic fertiliser (D) None of these

Description : ch of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth? (A) Nitrogenous fertiliser (B) Potassic fertiliser (C) Phosphatic fertiliser (D) None of these

Last Answer : (A) Nitrogenous fertilise

Coal based fertiliser plants at Ramagundam (Andhra Pradesh) and Talcher (Orissa) (A) Use coal for heating purpose (B) Gasify coal to get hydrogen from coal gas (C) Use coal as filler in fertiliser (D) Use coal as conditioner in fertiliser

Description : Coal based fertiliser plants at Ramagundam (Andhra Pradesh) and Talcher (Orissa) (A) Use coal for heating purpose (B) Gasify coal to get hydrogen from coal gas (C) Use coal as filler in fertiliser (D) Use coal as conditioner in fertiliser

Last Answer : (B) Gasify coal to get hydrogen from coal gas

Main constituents of purified Lurgi gas are (A) H2 , CmHn & CO2 (B) CO, H2 & CH4 (C) CO2 , O2 & CO (D) N2 , H2 & CO2

Description : Main constituents of purified Lurgi gas are (A) H2 , CmHn & CO2 (B) CO, H2 & CH4 (C) CO2 , O2 & CO (D) N2 , H2 & CO2

Last Answer : (B) CO, H2 & CH4

What is the active agent in most home (night guard) bleaching solutions? a. 2-5% carbamide peroxide b. 10 - 15% Phosphoric acid c. 10 - 15% carbamide peroxide d. 35% hydrogen peroxide e. 5 - 10% citric acid Attention:

Description : What is the active agent in most home (night guard) bleaching solutions? a. 2-5% carbamide peroxide b. 10 - 15% Phosphoric acid c. 10 - 15% carbamide peroxide d. 35% hydrogen peroxide e. 5 - 10% citric acid Attention:

Last Answer : c. 10 - 15% carbamide peroxide

A nitrogenous fertiliser contains 20% N2 . It could be (A) Ammonium nitrate (B) Calcium ammonium nitrate (CAN) (C) Urea (D) Ammonium chloride

Description : A nitrogenous fertiliser contains 20% N2 . It could be (A) Ammonium nitrate (B) Calcium ammonium nitrate (CAN) (C) Urea (D) Ammonium chloride

Last Answer : (B) Calcium ammonium nitrate (CAN)

A fertiliser contains 82% N2 . It could be (A) Urea (B) Liquid NH3 (C) Ammonium nitrate (D) None of these

Description : A fertiliser contains 82% N2 . It could be (A) Urea (B) Liquid NH3 (C) Ammonium nitrate (D) None of these

Last Answer : (B) Liquid NH3

Fertiliser value of a nitrogenous fertiliser is expressed in terms of its __________ content(A) N2(B) KNO3(C) NO2(D) NHO3.

Description : Fertiliser value of a nitrogenous fertiliser is expressed in terms of its __________ content. (A) N2 (B) KNO3 (C) NO2 (D) NHO3

Last Answer : (A) N2

Naphtha in a fertiliser plant is used as a source of (A) Fuel (B) H2 (C) N2 (D) O2

Description : Naphtha in a fertiliser plant is used as a source of (A) Fuel (B) H2 (C) N2 (D) O2

Last Answer : (B) H2

Liquid ammonia is not used as such a fertiliser in tropical countries like India, because (A) Its N2 content is very low (B) It is very costly (C) It will evaporate on spraying (D) It is not available

Description : Liquid ammonia is not used as such a fertiliser in tropical countries like India, because (A) Its N2 content is very low (B) It is very costly (C) It will evaporate on spraying (D) It is not available

Last Answer : (C) It will evaporate on spraying

Fertiliser plants get their N2 requirements (A) By fractionation of liquefied air (B) By dissociating oxides of nitrogen (C) From coal gas (coke oven gas) (D) From producer gas

Description : Fertiliser plants get their N2 requirements (A) By fractionation of liquefied air (B) By dissociating oxides of nitrogen (C) From coal gas (coke oven gas) (D) From producer gas

Last Answer : (A) By fractionation of liquefied air

High purity nitrogen is used in (A) Making protective gas (95% N2 + 5% H2 ) for annealing of cold rolled steel strip coils (B) Fire fighting purposes (C) Both (A) & (B) (D) Neither (A) nor (B)

Description : High purity nitrogen is used in (A) Making protective gas (95% N2 + 5% H2 ) for annealing of cold rolled steel strip coils (B) Fire fighting purposes (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) & (B)

Cement paints usually (A) Contain hydrated lime (B) Contain 5% to 10% colour pigments (C) Contain 5% sodium chloride (D) All the above

Description : Cement paints usually (A) Contain hydrated lime (B) Contain 5% to 10% colour pigments (C) Contain 5% sodium chloride (D) All the above

Last Answer : Answer: Option D

The price of a necklace, passing through a 3 persons, rises on the whole by 32.5%. If the 1st and the 2nd sellers earned 10% and 12.5% profit respectively. Find the percentage profit earned by the 3rd seller.

Description : The price of a necklace, passing through a 3 persons, rises on the whole by 32.5%. If the 1st and the 2nd sellers earned 10% and 12.5% profit respectively. Find the percentage profit earned by the 3rd seller. 

Last Answer : Let the original price of the necklace be Rs x and Let the profit earned by the 3rd seller be P% Then (100+P)% of 112.5% of 110% of x = 132.5% of x (100+P/100)*(112.5/100)*(x) = 132.5/100 ... /12375 100+P = 107.07 P= 107.07 - 100 = 7.07% The percentage profit earned by the 3rd seller = 7%

Fertilizers contain more than 25% of primary nutrients, e.g. Urea (46%), DAP (18% N and 46% P2O5 ).

Description : Fertilizers contain more than 25% of primary nutrients, e.g. Urea (46%), DAP (18% N and 46% P2O5 ).

Last Answer : Ans. High analysis fertilizers

Protective gas used in the annealing furnace for steel coil comprises of (A) 95% N2 + 5% H2 (B) 5% H2 + 9% N2 (C) 100% CO (D) 100% H2

Description : Protective gas used in the annealing furnace for steel coil comprises of (A) 95% N2 + 5% H2 (B) 5% H2 + 9% N2 (C) 100% CO (D) 100% H2

Last Answer : (A) 95% N2 + 5% H2

Bio-fertilisers are cheaper, renewable and pollution free. They improve the __________ of the soil. (A) Nutrient supply (B) Texture (C) Water holding capacity (D) All (A), (B) and (C)

Description : Bio-fertilisers are cheaper, renewable and pollution free. They improve the __________ of the soil. (A) Nutrient supply (B) Texture (C) Water holding capacity (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

The total investment in a project is Rs. 10 lakhs and the annual profit is 1.5 lakhs. If the project life is 10 years, then the simple rate of return on investment is (A) 15% (B) 10% (C) 1.5% (D) 150%

Description : The total investment in a project is Rs. 10 lakhs and the annual profit is 1.5 lakhs. If the project life is 10 years, then the simple rate of return on investment is (A) 15% (B) 10% (C) 1.5% (D) 150%

Last Answer : (C) 1.5%

The calorific value of a gas of composition CO2 = 20%, H2 = 50%, CH4 = 30%, is y. If the composition of gas is changed to H2 = 50%, CH4 = 30%, CO2 = 10%, N2 = 10%, then the calorific value will be (A) y (B) 0.95 y (C) 1.05 y (D) 1.8 y

Description : The calorific value of a gas of composition CO2 = 20%, H2 = 50%, CH4 = 30%, is y. If the composition of gas is changed to H2 = 50%, CH4 = 30%, CO2 = 10%, N2 = 10%, then the calorific value will be (A) y (B) 0.95 y (C) 1.05 y (D) 1.8 y

Last Answer : (A) y

Soils having 200 kg available K2O/ha will be — fertile soil for K a. High b. Low c. Medium d. None of these

Description : Soils having 200 kg available K2O/ha will be — fertile soil for K a. High b. Low c. Medium d. None of these

Last Answer : c. Medium

(1) Calcium silicate and calcium alurninate Explanation: Portland cement is the most common type of cement in general use around the world because it is a basic ingredient of concrete, mortar, stucco and most non-specialty grout. It usually originates from limestone. It is a fine powder produced by grinding Portland cement. clinker (more than 90%), a limited amount of calcium sulfate (which controls the set time) and up to 5% minor constituents.

Description : (1) Calcium silicate and calcium alurninate Explanation: Portland cement is the most common type of cement in general use around the world because it is a basic ingredient of concrete, mortar, stucco ... limited amount of calcium sulfate (which controls the set time) and up to 5% minor constituents.

Last Answer : Milk is a colloidal system in which: (1) Water is dispersed in fat (2) Fat is dispersed in water (3) Fat and water are dispersed in each other (4) Fat is dissolved

Excessive use of chemical fertilisers causes shrivelling of the roots and wilting of the plant, because the (A) Osmotic pressure of the soil water becomes less than that of the plant sap (B) Soil becomes too alkaline (C) Osmotic pressure of the soil water becomes higher than that of the plant sap (D) Soil becomes too acidic

Description : Excessive use of chemical fertilisers causes shrivelling of the roots and wilting of the plant, because the (A) Osmotic pressure of the soil water becomes less than that of the plant sap (B) Soil ... pressure of the soil water becomes higher than that of the plant sap (D) Soil becomes too acidic

Last Answer : (C) Osmotic pressure of the soil water becomes higher than that of the plant sa

pH value of soil is maintained at __________ by the addition of fertiliser for optimum growth and health of the plant. (A) 4-5 (B) 7-8 (C) 9-10 (D) 12-13

Description : pH value of soil is maintained at __________ by the addition of fertiliser for optimum growth and health of the plant. (A) 4-5 (B) 7-8 (C) 9-10 (D) 12-13

Last Answer : (B) 7-8

Food must be moist, with a minimum water content of _____before contamination by microorganisms and spoilage can occur. a. 18% to 20% b. 10 to 15% c. 5 to 10% d. 0 to 5%

Description : Food must be moist, with a minimum water content of _____before contamination by microorganisms and spoilage can occur. a. 18% to 20% b. 10 to 15% c. 5 to 10% d. 0 to 5%

Last Answer : a. 18% to 20%

Given Real GDP of 6.5% and rate of inflation of 5.5% nominal GDP will be……. (a) 12% ; (b) 10% ; (c) 10.5% ; (d) 9.5%

Description : Given Real GDP of 6.5% and rate of inflation of 5.5% nominal GDP will be……. (a) 12% ; (b) 10% ; (c) 10.5% ; (d) 9.5%

Last Answer : (a) 12% ;

Catalyst used in the manufacture of sulphuric acid by chamber & contact processes are respectively (A) V2O5 & Cr2O3 . (B) Oxides of nitrogen & Cr2O3 (C) V2O5 on a porous carrier & oxides of nitrogen (D) Oxides of nitrogen & V2O5 on a porous carrier

Description : Catalyst used in the manufacture of sulphuric acid by chamber & contact processes are respectively (A) V2O5 & Cr2O3 . (B) Oxides of nitrogen & Cr2O3 (C) V2O5 on a porous carrier & oxides of nitrogen (D) Oxides of nitrogen & V2O5 on a porous carrier

Last Answer : (D) Oxides of nitrogen & V2O5 on a porous carrier

If the natural moisture content, the liquid limit and plastic limit of a soil sample are stated as 30.5%, 42.5% and 22.5% respectively, the ratio of liquidity index and plastic index, is (A) (B) ½ (C) 2 (D) 2½

Description : If the natural moisture content, the liquid limit and plastic limit of a soil sample are stated as 30.5%, 42.5% and 22.5% respectively, the ratio of liquidity index and plastic index, is (A) (B) ½ (C) 2 (D) 2½

Last Answer : Answer: Option C

P2O5 percentage in the phosphoric acid produced by wet process is about (A) 10 (B) 30(C) 50 (D) 70

Description : P2O5 percentage in the phosphoric acid produced by wet process is about (A) 10 (B) 30 (C) 50 (D) 70

Last Answer : (B) 30

Pick out the wrong statement. (A) Nitrogen is normally supplied in fertiliser either in Ammoniacal or the nitrate form, from which the soil takes it up in the form of ammonium ions ornitrate ions and forms amino acids(B) Calcium present in the fertiliser helps in correcting the soil acidity(C) Particle size range of a good granular fertiliser is 10-15 mesh and itcontains less moisture as compared to finely divided powder form of fertiliser(D) Ammonium nitrate fertiliser is obtained as a by-product in an integratedsteel plant having by-product coke ovens

Description : Pick out the wrong statement. (A) Nitrogen is normally supplied in fertiliser either in Ammoniacal or the nitrate form, from which the soil takes it up in the form of ammonium ions ornitrate ... nitrate fertiliser is obtained as a by-product in an integrated steel plant having by-product coke ovens

Last Answer : (D) Ammonium nitrate fertiliser is obtained as a by-product in an integrated steel plant having by-product coke ovens

In a town of 10,000 families it was found that 40% family buy newspaper A, 20% buy newspaper B and 10% families buy newspaper C, 5% families buy A and

Description : In a town of 10,000 families it was found that 40% family buy newspaper A, 20% buy newspaper B and 10% families buy newspaper C, 5% families buy A and

Last Answer : In a town of 10,000 families it was found that 40% family buy newspaper A, 20% buy newspaper B and 10% ... 3100` B. `3300` C. `2900` D. `1400`

What is your bond rate? The prime rate is 10%; your current bond rating slipped one category (from AAA to AA). a. 12.1% b. 10.5% c. 11.4% d. 11.2%

Description : What is your bond rate? The prime rate is 10%; your current bond rating slipped one category (from AAA to AA). a. 12.1% b. 10.5% c. 11.4% d. 11.2%

Last Answer : b. 10.5%

Potassic fertilisers do not promote the development of (A) Stems & leaves during early stage of plant growth (B) Starches of potatoes & grains (C) Sugar of fruits & vegetables (D) Fibrous materials of plants

Description : Potassic fertilisers do not promote the development of (A) Stems & leaves during early stage of plant growth (B) Starches of potatoes & grains (C) Sugar of fruits & vegetables (D) Fibrous materials of plants

Last Answer : (A) Stems & leaves during early stage of plant growth

It takes 6 hours to dry a wet solid from 50% moisture content to the critical moisture content of 15%. How much longer it will take to dry the solid to 10% moisture content, under the same drying conditions? (The equilibrium moisture content of the solid is 5%). (A) 15 min (B) 51 min (C) 71 min (D) 94 min

Description : It takes 6 hours to dry a wet solid from 50% moisture content to the critical moisture content of 15%. How much longer it will take to dry the solid to 10% moisture content, under the same drying conditions? (The ... 5%). (A) 15 min (B) 51 min (C) 71 min (D) 94 min

Last Answer : (C) 71 min

Pick out the wrong statement. (A) ****, *** & Vodka are prepared by the formulation of fruit juice, sugar beet & rye respectively (B) Protein catalysts are called enzymes (C) The rate of chemical reaction is independent of the concentration of reactants at high concentration of enzymes (D) Total sugar content in molasses is about 10%

Description : Pick out the wrong statement. (A) Wine, rum & Vodka are prepared by the formulation of fruit juice, sugar beet & rye respectively (B) Protein catalysts are called enzymes (C) The rate ... concentration of reactants at high concentration of enzymes (D) Total sugar content in molasses is about 10%

Last Answer : (D) Total sugar content in molasses is about 10%

Which of the following is/are methods of checking soil erosion? 1. Strip cropping 2. Contour ploughing 3. Use of irrigation and fertilisers 4. Terrace farming (a) 1 and 2 (b) 3 and 4 (c) 2, 3 and 4 (d) 1, 2, 3 and 4

Description : Which of the following is/are methods of checking soil erosion? 1. Strip cropping 2. Contour ploughing 3. Use of irrigation and fertilisers 4. Terrace farming (a) 1 and 2 (b) 3 and 4 (c) 2, 3 and 4 (d) 1, 2, 3 and 4

Last Answer : Ans: (d)

Brazing is the joining of metals (A) Without melting the base metal (B) With a non-ferrous filler (C) Both (A) & (B) (D) Neither (A) nor (B)

Description : Brazing is the joining of metals (A) Without melting the base metal (B) With a non-ferrous filler (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : Option C

Which of the following oxide(s) is/are soluble in water to form alkalis? (i) Na2O (ii) SO2 (iii) K2O (iv) NO2 (a) (i) and (iii) (b) (i) only (c) (ii) and (iv) (d) (iii) only

Description : Which of the following oxide(s) is/are soluble in water to form alkalis? (i) Na2O (ii) SO2 (iii) K2O (iv) NO2 (a) (i) and (iii) (b) (i) only (c) (ii) and (iv) (d) (iii) only

Last Answer : Answer: (a)

Which is a catalyst promoter used in catalytic ammonia synthesis reaction? (A) Al2O3 (B) Cr2O3 (C) K2O (D) MnO

Description : Which is a catalyst promoter used in catalytic ammonia synthesis reaction? (A) Al2O3 (B) Cr2O3 (C) K2O (D) MnO

Last Answer : (C) K2O

Promoter used in NH3 synthesis catalyst is (A) K2O (B) SiO3 (C) V2O5 (D) U2O3

Description : Promoter used in NH3 synthesis catalyst is (A) K2O (B) SiO3 (C) V2O5 (D) U2O3

Last Answer : (C) V2O5

Catalyst used in ammonia synthesis uses __________ as a promoter. (A) Pt (B) K2O (C) Al2O3 (D) Ni

Description : Catalyst used in ammonia synthesis uses __________ as a promoter. (A) Pt (B) K2O (C) Al2O3 (D) Ni

Last Answer : (B) K2O

Cement mainly contains (A) CaO, SiO2 , Al2O3 (B) MgO, SiO2 , K2O (C) Al2O3 , MgO, Fe2O3 (D) CaO, MgO, K2O

Description : Cement mainly contains (A) CaO, SiO2 , Al2O3 (B) MgO, SiO2 , K2O (C) Al2O3 , MgO, Fe2O3 (D) CaO, MgO, K2O

Last Answer : (A) CaO, SiO2 , Al2O3