1. A
   7 percent
2. B
   8 percent
3. C
   9 percent
4. D
   10 percent

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1. A
   Non-conventional energy resources
2. B
   Roads
3. C
   Higher education
4. D
   Libraries

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1. A
   Friedrich Engels
2. B
   Eric Hobsbawm
3. C
   Arnold Toynbee
4. D
   Georges Michelet

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1. A
   Maulana Abul Kalam
2. B
   Jayprakash Narayan
3. C
   Subhash Chandra Bose
4. D
   Manabendra Nath Roy

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1. A
   Its centre was Maharashtra
2. B
   Its main participants were students
3. C
   It opposed the levy of tariff on imports
4. D
   It publicly burnt foreign clothes

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1. A
   The Bengal British India Society
2. B
   The East India Association
3. C
   The British Indian Association
4. D
   The Madras Native Association

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1. A
   Southern Atlantic Ocean
2. B
   Western Pacific Ocean
3. C
   Eastern Pacific Ocean
4. D
   Northern Atlantic Ocean

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1. A
   Western Asia
2. B
   Southern fringe of Sahara in Africa
3. C
   South America
4. D
   Central Asia

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1. A
   Bhagirathi
2. B
   Mandakini
3. C
   Nandakini
4. D
   Dhauliganga

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1. A
   3-2-1-4
2. B
   2-3-1-4
3. C
   4-1-2-3
4. D
   2-1-3-4

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1. A
   South-west Monsoon
2. B
   Western Disturbances
3. C
   Retreating Monsoon
4. D
   Temperate Cyclone

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1. A
   Brahmaputra river basin of Assam
2. B
   Damodar river basin of Jharkhand and West Bengal
3. C
   Himalayan mountain region
4. D
   Cardamom hills in Kerala

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1. A
   Fibrin
2. B
   Collagen
3. C
   Elastin
4. D
   Cellulose

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1. A
   $\textit{Ascaris lumbricoides}$
2. B
   $\textit{Culex pipiens}$
3. C
   $\textit{Wuchereria bancrofti}$
4. D
   $\textit{Fasciola hepatica}$

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1. A
   Ultraviolet radiation
2. B
   Infrared radiation
3. C
   X-ray radiation
4. D
   Short wave radio radiation

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1. A
   Food fibres
2. B
   Nucleic acids
3. C
   Lipids
4. D
   Carbohydrates

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1. A
   They are used in sewage treatment plants.
2. B
   They are used in industrial fermenters for the production of beverages.
3. C
   No antibiotic has been obtained from any microbe.
4. D
   They are used to get many bioactive molecules for the treatment of diseases.

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1. A
   Omega-3 fatty acids
2. B
   Vitamin A
3. C
   Vitamin B
4. D
   Vitamin C

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1. A
   The centripetal acceleration of the object is smaller for a gentle curve (i.e., curve of larger radius) than that for a sharp curve (i.e., curve of smaller radius).
2. B
   The centripetal acceleration is greater for a gentle curve than that for a sharp curve.
3. C
   The centripetal acceleration is the same for both, the gentle and sharp curves.
4. D
   The centripetal acceleration causes the object to slow down.

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1. A
   $2Ax - B$
2. B
   $-\frac{x^2}{6}(2Ax - 3B)$
3. C
   $Ax^3 - Bx^2$
4. D
   Zero

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1. A
   Holm
2. B
   Halogen
3. C
   Henry
4. D
   Hertz

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1. A
   $t_1 > t_2 > t_3$
2. B
   $t_1 > t_3 > t_2$
3. C
   $t_3 > t_1 > t_2$
4. D
   $t_1 = t_2 = t_3$

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1. A
   Thermionic emission
2. B
   Photoelectric emission
3. C
   High field emission
4. D
   Autoelectronic emission

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1. A
   About 4 minutes
2. B
   About 8 minutes
3. C
   About 24 minutes
4. D
   About 24 hours

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1. A
   GM Counter
2. B
   Polarimeter
3. C
   Calorimeter
4. D
   Colorimeter

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