IIT JEE рдкреНрд░рд╢реНрди рдФрд░ рдЙрддреНрддрд░ рдХрд╛ рдЕрднреНрдпрд╛рд╕ рдХрд░реЗрдВ
рдкреНрд░: The first attempt made to enumerate the population of India was done in which year ? 1986 05b5cc6c6e4d2b4197774de40
5b5cc6c6e4d2b4197774de40- 11884false
- 21896false
- 31921false
- 41872true
- рдЙрддреНрддрд░ рджреЗрдЦреЗрдВрдЙрддреНрддрд░ рдЫрд┐рдкрд╛рдПрдВ
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рдЙрддреНрддрд░ : 4. "1872"
рд╡реНрдпрд╛рдЦреНрдпрд╛ :
Answer: D) 1872 Explanation:
рдкреНрд░: In which of the following organelles does photosynthesis take place? 1985 05b5cc6a7e4d2b4197774ce27
5b5cc6a7e4d2b4197774ce27- 1Miochondriafalse
- 2Chloroplasttrue
- 3Central Vacuolefalse
- 4Ribosomefalse
- рдЙрддреНрддрд░ рджреЗрдЦреЗрдВрдЙрддреНрддрд░ рдЫрд┐рдкрд╛рдПрдВ
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рдЙрддреНрддрд░ : 2. "Chloroplast"
рд╡реНрдпрд╛рдЦреНрдпрд╛ :
Answer: B) Chloroplast Explanation: Chloroplasts use energy from light to transform carbon dioxide and water into sugar and oxygen. A green pigment located in membranes within the chloroplasts of plants and algae and in the membranes of certain prokaryotes.
рдкреНрд░: The price of pulses has increased by 25%. The percentage of reduction that a family should effect in the use of pulses so as not to increase the expenditure on this account is ? 1985 05b5cc75ce4d2b4197774fc3e
5b5cc75ce4d2b4197774fc3e- 116%false
- 220%true
- 384%false
- 472%false
- рдЙрддреНрддрд░ рджреЗрдЦреЗрдВрдЙрддреНрддрд░ рдЫрд┐рдкрд╛рдПрдВ
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рдЙрддреНрддрд░ : 2. "20%"
рд╡реНрдпрд╛рдЦреНрдпрд╛ :
Answer: B) 20% Explanation: Reduction in consumption= P100+P┬аX 100%= 25100+25┬аX 100%= 20%
рдкреНрд░: What can be swallowed but can swallow you? 1985 05b5cc62ce4d2b4197774b93d
5b5cc62ce4d2b4197774b93d- рдЙрддреНрддрд░ рджреЗрдЦреЗрдВрдЙрддреНрддрд░ рдЫрд┐рдкрд╛рдПрдВ
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рдЙрддреНрддрд░ :
рд╡реНрдпрд╛рдЦреНрдпрд╛ :
Your Pride. Yes, you can swallow your pride or it can swallow you.
рдкреНрд░: Which type of forests occupies the highest percentage of area in India ┬а? 1984 25b5cc6d6e4d2b4197774e693
5b5cc6d6e4d2b4197774e693- 1Savanna & desert vegetationfalse
- 2Tropical deciduoustrue
- 3Tropical Rainforestsfalse
- 4Equatorial evergreenfalse
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рдЙрддреНрддрд░ : 2. "Tropical deciduous"
рд╡реНрдпрд╛рдЦреНрдпрд╛ :
Answer: B) Tropical deciduous Explanation: Tropical Deciduous Forests: They are also called the тАЬMonsoon forestsтАЭ. They grow in the areas with annual rainfall of 70-200 cm. Sandal wood, Shisam, Mahua, Sal, Teak and Bamboo are important species of trees. Moist deciduous and the dry deciduous forests are two major categories of these forests.
рдкреНрд░: At what time, between 3 oтАЩclock and 4 oтАЩclock, both the hour hand and minute hand coincide each other ┬а? 1983 05b5cc6d8e4d2b4197774e74b
5b5cc6d8e4d2b4197774e74b- 13:16 7/11false
- 23:16 11/4false
- 33:30false
- 43:16 4/11true
- рдЙрддреНрддрд░ рджреЗрдЦреЗрдВрдЙрддреНрддрд░ рдЫрд┐рдкрд╛рдПрдВ
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рдЙрддреНрддрд░ : 4. "3:16 4/11"
рд╡реНрдпрд╛рдЦреНрдпрд╛ :
Answer: D) 3:16 4/11 Explanation: Coincide means 00 ┬аangle. This can be calculated using the formulafor time A to B means ┬а[11m/2 - 30 (A)] Here m gives minutes after A the both hands coincides. Here A = 3, B = 4 0 =11m/2 тАУ30 ├Ч 311m = 90 ├Ч 2 = 180m= 180/11 = 16 4/11 So time = 3 : 16 4/11
рдкреНрд░: Which of the following has the highest entropy? 1981 05b5cc669e4d2b4197774bf31
5b5cc669e4d2b4197774bf31- 1Hydrogentrue
- 2Diamondfalse
- 3Liquid nitrogenfalse
- 4Mercuryfalse
- рдЙрддреНрддрд░ рджреЗрдЦреЗрдВрдЙрддреНрддрд░ рдЫрд┐рдкрд╛рдПрдВ
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рдЙрддреНрддрд░ : 1. "Hydrogen"
рд╡реНрдпрд╛рдЦреНрдпрд╛ :
Answer: A) Hydrogen Explanation: Entropy is a measure of disorder . It will be maximum in gases followed by liquids and least in solids. ┬а Hence, here the gas is only hydrogen and it has the highest entropy.
рдкреНрд░: Which of the Following is an Amorphous┬аsolid? 1980 05b5cc6a6e4d2b4197774cd60
5b5cc6a6e4d2b4197774cd60- 1Quartz Glass(Sio2)true
- 2Chrome Alumfalse
- 3Silicon Carbide(SiC)false
- 4Graphitefalse
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рдЙрддреНрддрд░ : 1. "Quartz Glass(Sio2)"
рд╡реНрдпрд╛рдЦреНрдпрд╛ :
Answer: A) Quartz Glass(Sio2) Explanation: An amorphous or non-crystalline solid is a solid that lacks the long-range order that is characteristic of a crystal. In Brief, An amorphous solid is any noncrystalline solid in which the atoms and molecules are not organized in a definite lattice pattern. Such solids include glass, plastic, and gel. Quartz glass (SiO2) is an amorphous solid due to its short range order of constituent particles. Note Quartz is a crystalline solid while quartz glass is an amorphous solid.

