Sunday, 9 April 2017


1Which was the first metal used by man?Copper
2In which city of India, the diurnal range of temperature is maximum?New Delhi
3What is the Number of water molecules present in Mohr's salt?8
4Why are Metals good conductor of heat than insulator?They contain free electrons
5A mixture of camphor and benzoic acid can be easily separated by which method?Chemical method
6If a material, placed in a magnetic field is thrown out of it, then how is the material?Diamagnetic
7In organic compound, halogens are estimated by which method?Carius method
8To which are Phototrophic and Geotropic movements linked?Auxin
9A place having an average annual temperature of 27°C and an annual rainfall of over 200 cm.where is this? 65292Singapore
10Which is the most unreactive gas?Hydrogen
11Which is the major oil producing area in U.S.A.?Texas-Louisiana belt
12Which country leads the world in the export of oil?Saudi Arabia
13With the rise of temperature, what happens in the speed of sound in a gas?Increases
14The isotopes of chlorine with mass number 35 and 37 exist in which ratio?3:01
15When the radius of the T.G. coil is decreased, what does happen in its sensitiveness?72 0Increases
16The United Nations declared 2014 as which International Year?Crystallography
17Which colloids are solvent loving colloids?Lyophilic
18The resistance of material increases with temperature. What is this?Metal
19Which relates to the formation of the Himalayas?Folding of the geosyncline
20Which material is very hard and very ductile?Nichrome
21Which was the scientist who was responsible for the rejection of vital force theory?Lavoisier
22Which award is associated with Agriculture?Bourlog Award
23Which rays will deflect in electric field?Cathode rays
24Most of hydrocarbons from petroleum are obtained by which method?Fractional distillation
25The mass-energy relation is the outcome of which theory?Special theory of relativity
26If the atmosphere is cooled, what is its capacity for water vapour?Lowered
27Which alloy used in making heating elements for electric heating devices?Nichrome
28Which purified oil does Aviation fuel for jet aeroplanes consist?Kerosene
29Which metal is used for generation of Nuclear Power?Uranium
30Anantapur district in Andhra Pradesh is famous for which metal?Gold
31Silver is obtained from the lead & Zinc ares of Zawar mines in which city?Udaipur
32Which is the best conductor of electricity?Silve
33Through which material does sound travel slowest?Wood
34Most of the plants obtain nitrogen from the soil in which from?Nitrates
35Which polymer is used for making bulletproof material?Polyethylene
36By which the maximum amount of energy in the present day world is provided? 65292Coal
37The first law of thermodynamics is concerned with the conservation of which thing?Energy
38Which country is rich in oil?Indonesia
39Which are macro-nutrients provided by inorganic fertilizers?Nitrogen, phosphorus and potassium
40What is the average salt content in a litre of sea water?35 gm
41In which Tyndall effect is not observed?Sugar solution
42Which is Nuclease enzyme begin its attack from free end of polynucleotide?Exonuclease
43Which is electrical circuits used to get smooth de output from a rectified circuit called?72 0Filter
44Which soil is best suited for cotton?Regur
45Why is the yellow colour of urine?Due to the presence of urochrome
46Which stare is the largest producer of coffee?Karnataka
47Which enzyme changes maltose into glucose?Maltose
48Which planet has the longest day and the shortest year?Mercury
49Which polymer is widely used for making bullet proof material?Polyethylene
50Which three important micronutrients are essential for humans?Copper, zinc and iodine

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