Science & Technology PYQs

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1. Prelims 2004Q11Biology & Human Body

   The hormone insulin is a

   aGlycolipidbFatty acidcPeptidedSterol
2. Prelims 2004Q13Biology & Human Body

   In which organ of the human body are the lymphocyte cells formed?

   aLiverbLong bonecPancreasdSpleen
3. Prelims 2004Q38Inventions & Scientists

   Consider the following statements:

   1.Adam Osborne produced the first portable computer.

   2.Ian Wilmut created the first cloned sheep.

   Which of these statements given above is/are correct?

   a1 onlyb2 onlycBoth 1 and 2dNeither 1 nor 2
4. Prelims 2004Q48IT & Communication

   Param Padam, which was in news recently, is

   aA new Civilian Award instituted by the Government of IndiabThe name of a supercomputer developed by IndiacThe name given to a proposed network of canalsdA software programme to facilitate e-governance in Madhya Pradesh
5. Prelims 2004Q56Chemistry

   Consider the following statements:

   1.Baking soda is used in fire extinguishers.

   2.Quicklime is used in the manufacture of glass.

   3.Gypsum is used in the manufacture of Plaster of Paris.

   Which of the statements given above is/are correct?

   a1 and 2b2 and 3c1 onlyd1, 2 and 3
6. Prelims 2004Q72Physics

   Assertion (A): In our houses, the current in AC electricity line changes direction 60 times per second.

   Reason (R): The frequency of alternating voltage supplied is 50 hertz.

   aBoth A and R are individually true and R is the correct explanation of AbBoth A and R are individually true but R is not the correct explanation of AcA is true but R is falsedA is false but R is true
7. Prelims 2004Q73Health & Diseases

   Assertion (A): Fatty acids should be a part of the balanced human diet.

   Reason (R): The cells of the human body cannot synthesize any fatty acids.

   aBoth A and R are individually true and R is the correct explanation of AbBoth A and R are individually true but R is not the correct explanation of AcA is true but R is falsedA is false but R is true
8. Prelims 2004Q91Inventions & Scientists

   Match List I (Institute) with List II (Located At) and select the correct answer using the codes given below:

   List I

   A.Indian Institute of Geomagnetism

   B.International Advanced Research Centre for Powder Metallurgy and New Materials

   C.Salim Ali Centre for Ornithology and Natural History

   D.Tropical Forestry Research Institutes

   List II

   1.Coimbatore

   2.Mumbai

   3.Jabalpur

   4.Hyderabad

   aA-2, B-3, C-1, D-4bA-1, B-4, C-2, D-3cA-2, B-4, C-1, D-3dA-1, B-3, C-2, D-4
9. Prelims 2004Q92Defence & Nuclear Technology

   Consider the following statements:

   1.Indira Gandhi Centre for Atomic Research uses fast reactor technology.

   2.Atomic Minerals Directorate for Research and Exploration is engaged in heavy water production.

   3.Indian Rare Earths Limited is engaged in the manufacture of Zircon for India's nuclear programme beside other rare earth products.

   Which of these statements given above are correct?

   a1, 2 and 3b1 and 2c1 and 3d2 and 3
10. Prelims 2004Q93Inventions & Scientists

    Which of the following pairs is NOT correctly matched?

    aReinhold Messner — Computer TechnologybHarlow Shapley — AstronomycGregor Mendel — Hereditary TheorydGodfrey Housfield — CT Scan
11. Prelims 2004Q106Physics

    A car is running on a road at a uniform speed of 60 km/hr. The net resultant force on the car is

    aDriving force in the direction of car’s motionbResistance force opposite to the direction of car’s motioncAn inclined forcedEqual to zero
12. Prelims 2004Q117Defence & Nuclear Technology

    INS Trishul acquired by the Indian Navy in 2003 has been built by

    aIsraelbUSAcRussiadFrance
13. Prelims 2004Q118Space Technology

    INSAT-3E, India’s communication satellite, was launched in 2003 from

    aFrench GuianabSeychellescMauritiusdMauritania
14. Prelims 2004Q124Chemistry

    Match List I (Fuel Gases) with List II (Major Constituents) and select the correct answer using the codes given below:

    List I

    A.CNG

    B.Coal gas

    C.LPG

    D.Water gas

    List II

    1.Carbon monoxide, Hydrogen

    2.Butane, Propane

    3.Methane, Ethane

    4.Hydrogen, Methane, Carbon monoxide

    aA-2, B-1, C-3, D-4bA-3, B-4, C-2, D-1cA-2, B-4, C-3, D-1dA-3, B-1, C-2, D-4
15. Prelims 2004Q125Physics

    A spherical body moves with a uniform angular velocity ω around a circular path of radius r.

    Which one of the following statements is correct?

    aThe body has no accelerationbThe body has a radial acceleration ω²r directed towards the centre of the pathcThe body has a radial acceleration ω²r directed away from the centre of the pathdThe body has an acceleration ω²r tangential to its path
16. Prelims 2004Q127Chemistry

    Standard 18-carat gold sold in the market contains

    a82 parts gold and 18 parts other metalsb18 parts gold and 82 parts other metalsc18 parts gold and 6 parts other metalsd9 parts gold and 15 parts other metals
17. Prelims 2004Q128Physics

    A weightless rubber balloon is filled with 200 cc of water. Its weight in water is equal to

    a9.85 Nb9.8/10 Nc9.8/2 Ndzero
18. Prelims 2004Q129Chemistry

    Salts of which of the following elements provide colours to fireworks?

    aZinc and sulphurbPotassium and mercurycStrontium and bariumdChromium and nickel
19. Prelims 2004Q141Health & Diseases

    Consider the following statements:

    1.Femur is the longest bone in the human body.

    2.Cholera is a disease caused by bacteria.

    3.‘Athlete’s foot’ is a disease caused by virus.

    Which of the statements given above are correct?

    a1 and 2b2 and 3c1 and 3d1, 2 and 3
20. Prelims 2004Q144IT & Communication

    Consider the following statements:

    1.Smart Card is a plastic card with an embedded microchip.

    2.Digital Technology is primarily used with new physical communication medium such as satellite and fibre optics transmission.

    3.A digital library is a collection of documents in an organized electronic form available on the Internet only.

    Which of these statements given above is/are correct?

    a3 onlyb1 and 2c2 and 3d1, 2 and 3