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 : Match List-I (crops) with List-II (water requirement) and select your answer from the code given below- List-I (a) Jowar (b) Soybean (c) Cotton (d) Groundnut List-II 1. 140 mm - 300 mm 2. 350 mm - 450 mm 3. 200 mm - 300 mm 4. 300 mm - ... (b) (c) (d) (A) 3 1 2 4 (B) 4 2 3 1 (C) 1 4 2 3 (D) 3 1 4 2
Last Answer : (C) 1 4 2 3
Description : Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H2O = Fe3O4 + 4H2 , is not practised, as it is (A) A slow reaction (B) A discontinuous reaction (requiring regeneration of ... in development stage (by employing fluidised bed technique) (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Pick out the wrong statement. (A) Dehydration of ammonium carbamate to produce urea is endothermic (B) Direct use of liquid ammonia as a fertiliser for a tropical country like India ... manufacture of ortho-phosphoric acid (D) Phosphate rock when reacted with dilute H2SO4 produces superphosphate
Last Answer : (B) Direct use of liquid ammonia as a fertiliser for a tropical country like India is suitable
Description : Select the correct statement from the ones given below with respect to Periplaneta americana. (a) Nervous system located dorsally, consists of segmentally arranged ganglia joined by a pair of longitudinal ... midgut and hindgut. (d) Grinding of food is carried out only by the mouth parts.
Last Answer : (b) Males bear a pair of short thread like anal styles.
Description : Select the correct statement from the ones given below with respect to Periplaneta americana (1) Grinding of food is carried out only by the mouth parts (2) Nervous system located dorsally, consists ... (4) There are 16 very long Malpighian tubules present at the junctions of midgut and hindgut
Last Answer : (3) Males bear a pair of short thread like anal styles
Description : The shift conversion reaction taking place during water gas manufacture is given by (A) C + H2O ↔ CO + H2 (B) C + 2H2O ↔ CO2 + 2H2 (C) CO + H2O ↔ CO2 + H2 (D) None of these
Last Answer : (C) CO + H2O ↔ CO2 + H2
Description : Given, 3H2 + CO = CH4 + H2O, KP = 10 1.84 and, 4H2 + CO2 = CH4 + 2H2O, KP = 10 1.17 the KP for the reaction CO + H2O = CO2 + H2 is (A) 10 3.01 (B) 10 -0.67 (C) 10 -3.01 (D) 10 0.67
Last Answer : (D) 10 0.67
Description : What type of reaction is CH4 plus 2O2 - CO2 plus 2H2O?
Last Answer : Hydrocarbons such as methane burning in oxygen is an example ofoxidation and also combustion.
Description : What is a product in the following chemical reaction CH4 plus 2O2 CO2 plus 2H2O?
Last Answer : Products are carbon dioxide and water.
Description : In the reaction 2Li(s)+2H2O(l) âž 2LiOH(aq)+H2(g), which compound is in the gaseous state?
Last Answer : H2
Description : The following reaction is characteristic of what type of enzymes? 2H2O2 → 2H2O + O2 (A) Peroxides (B) Catalase (C) Dehydrogenase (D) Copper containing oxidases
Last Answer : Answer : B
Description : Gypsum (CaSO4 .2H2O) is used for the reclamation of
Last Answer : Ans. Sodic/Alkaline soils
Description : Sodium reacts with water to form sodium hydroxide and hydrogen gas. The balanced equation which represents the above reaction is (a) Na(s) + 2H20(l) → 2NaOH(aq) + 2H2(g) (b) 2Na(s) + 2H2O(l) → 2NaOH(aq) +H2(g) (c) 2Na(s) + 2H20(l) → NaOH(aq) + 2H2(g) (d) 2Na(s) + H20(l) - 2NaOH(aq) + 2H2(g)
Last Answer : Answer: (b)
Description : A sulphate salt of group 2 element of the periodic table is white ,soft substance which can be moulded into different shapes by making its dough.Identify the salt . (a) CaSO4.1/2 H2O (b) CaSO4.2H2O (c) 2CaSO4. 1⁄2 H2O (d)CaSO4
Last Answer : (a) CaSO4.1/2 H2O
Description : Which of the following reactions occuring during coal gasification is called the Neumann reversal reaction? (A) 2CO ↔ C + CO2 (B) CO + H2O ↔ CO2 + H2 (C) C + H2O ↔ CO + H2 (D) C + 2H2O ↔ CO2 + 2H2
Last Answer : (A) 2CO ↔ C + CO2
Description : Prussian blue is chemically represented by (A) FeO.TiO2 (B) Ca SO4 . 2H2O (C) Fe4 [Fe (CN6 )3 ] (D) AlF3 . 3NaF
Last Answer : (C) Fe4 [Fe (CN6 )3 ]
Description : Which one of the following pair is mismatched? (a) L value: Larsen (b) Integrated soil test approach: Colwell (c) Biogas: Desai (d) Law of limiting factor: Lundegardh
Last Answer : (d) Law of limiting factor: Lundegardh
Description : Where is high grade hematite ore found in Orissa? -SST 10th
Last Answer : In Orissa high grade hematite ore is found in badampahar mines in the Mayurbhanj and Kendujhar districts.
Description : What is hematite? -SST 10th
Last Answer : Hematite ore is the most important industrial iron ore in terms of the quantity used.
Description : Can hematite form by inorganic process?
Last Answer : Yes, hematite can be formed by inorganic processes.
Description : What do hematite and human made brick have in common?
Last Answer : They both are very strong
Description : What physical property would be the best for identifying hematite?
Last Answer : What is the answer ?
Description : The ore of Aluminium is - (1) Fluorspar (2) Bauxite (3) Chalco pyrites (4) Hematite
Last Answer : (2) Bauxite Explanation: Bauxite, an aluminium ore, is the world's main source of aluminium. Bauxite is priinarily comprised of aluminum oxide compounds (alumina), silica, iron oxides and titanium dioxide. It is refined through the Bayer chemical process into alumina.
Description : Which of the following oxides is not present in hematite iron ore? (A) Titanium oxide (B) Calcium oxide (C) Cobalt oxide (D) Manganese oxide
Last Answer : (C) Cobalt oxide
Description : Iron ore hematite is concentrated using (A) Electromagnetic separation mainly (B) Gravity separation (C) Froth floatation (D) Roasting
Last Answer : (B) Gravity separation
Description : Pig iron is produced by blast furnaces in India using mostly the iron ore named (A) Hematite (B) Magnetite (C) Siderite (D) Chalcopyrite
Last Answer : (A) Hematite
Description : Which of the following is an ore of iron? (A) Galena (B) Chalcopyrite (C) Hematite (D) Bauxite
Last Answer : (C) Hematite
Description : What mineral is the most dense? w) hematite x) cinnabar y) marcasite z) rhodochrosite
Last Answer : ANSWER: X -- CINNABAR
Description : Which of the following minerals is a source of lead? w) Bauxite x) Hematite y) Malachite z) Galena
Last Answer : ANSWER: Z -- GALENA
Description : Most cave deposits form from which of the followin minerals? w) hematite x) calcite y) quartz z) none of these
Last Answer : ANSWER: X -- CALCITE
Description : The chemical union of iron, oxygen and water forms w) magnetite x) hematite y) limonite z) pyrite
Last Answer : ANSWER: Y -- LIMONITE
Description : Which of the following minerals is a source of copper? w) Bauxite (pron: box-ite) x) Hematite y) Malachite z) Galena
Last Answer : ANSWER: Y -- MALACHITE
Description : Hematite is a primary ore of which of the followin metals? w) zinc x) tungsten y) iron z) none of the above
Last Answer : ANSWER: Y -- IRON
Description : What metal is often obtained from deposits of Hematite?
Last Answer : ANSWER: IRON
Description : Thermite is a mixture of aluminum and: w) hematite x) sodium oxide y) iron z) magnesium
Last Answer : ANSWER: W -- HEMATITE
Description : Which of the following minerals is a source of iro w) Bauxite (pron: box-ite) x) Hematite (pron: he-ma-tite) y) Malachite (pron: mal-ah-kite) z) Galena (pron: ga-lee-nah)
Last Answer : ANSWER: X -- HEMATITE
Description : The ore of Aluminium is (1) Fluorspar (2) Bauxite (3) Chalco pyrites (4) Hematite
Last Answer : Bauxite
Description : From the given four statements, select the two which cannot be true but yet both can be false. Choose the right pair: (i) All men are mortal (ii) Some men are mortal (iii) No man is mortal (iv) Some men are not mortal (A) (i) and (ii) (B) (iii) and (iv) (C) (i) and (iii) (D) (ii) and (iv)
Last Answer : Answer: D
Description : In the following question, select the odd number pair from the given alternatives. Options: 1) 11-13 2) 17-19 3) 23-31 4) 31-37
Last Answer : Correct Answer: 23 - 31
Description : In the following question, select the odd number pair from the given alternatives. Options: 1) 93 -97 2) 84 -— 88 3) 54-58 4) 29-35
Last Answer : Correct Answer: 29 -— 35
Description : In the following question, select the related number pair from the given alternatives. Options: 1) 48 : 96 2) 24:50 3) 12:50 4) 31: 63
Last Answer : Correct Answer: 48 : 96
Description : In the following question, select the related letter pair from the given alternatives. LACK : GWXG : : MYST: ? Options: 1) TCPH 2) HUNP 3) TUMC 4) HUMT
Last Answer : Correct Answer: HUNP
Description : In the following question, select the related word pair from the given alternatives. School : Student: : ?: ?
Last Answer : Options: 1) Hospital : Bed 2) Judge : Court 3) Shop : Selling 4) Prison : Convict Correct Answer: Prison : Convict
Description : Water held in the soil is not available to the plant, if it is held at tension...... (A) 1/3 atmosphere (B) below 1/3 atmosphere (C) 1-3 atmosphere (D) 3-15 atmosphere (E) above 15 atmosphere
Last Answer : (B) below 1/3 atmosphere
Description : The diameter of very fine sand particles is- (a) Below 0.002 mm (b) 0.05-0.002mm (c) 0.01-0.05 mm (d) 0.05-0.10mm
Last Answer : (c) 0.01-0.05 mm
Description : Of the listed below products, which contains no dairy ingredients? a) Gelato b) Sherbet c) Custard
Last Answer : b) Sherbet
Description : Match List I (Forms of power Sharing) with List Il forms of government) and select the correct answer using the codes given below in the lists: -SST 10th
Last Answer : The correct option is (C) The following table shows the correct matches: LIST I LIST II 1Power shared among different organs of government B. Separation of power 2 Power shared ... different social groupsA. Community Government 4Power shared by two or more political parties C. Coalition government
Description : Different arguments are usually put forth in favor of and against power sharing identify those which are in favor of power sharing and select the answer using the codes given below ? Power sharing: -SST 10th
Last Answer : A - The points which are in favor of power sharing are: A, B, D and F as these all points truly talking about the sharing of power between various social groups. Therefore option (a) is correct