UPPSC Prelims

UPPSC Prelims 2012: Previous-Year Questions

15 questions from this paper, sorted by subject, with their options. Each one opens to its answer and explanation.

Biology 6 questions

  1. 1. UPPSC 2012 · Biomolecules & DNA/RNA

    Who had proposed for the first time the double helix model of DNA?

    1. AWatson and Crick
    2. BFisher and Haldane
    3. CLamarck and Darwin
    4. DHugo de Vries
    Answer and explanation →

  2. 2. UPPSC 2012 · Plant Physiology: Photosynthesis, Respiration & Nutrition

    Chlorophyll contains

    1. AIron
    2. BCopper
    3. CMagnesium
    4. DManganese
    Answer and explanation →

  3. 3. UPPSC 2012 · Human Health, Diseases & Immunity

    Which of the following gets deficient in the human body due to Dengue fever?

    1. APlatelets
    2. BHaemoglobin
    3. CSugar
    4. DWater
    Answer and explanation →

  4. 4. UPPSC 2012 · Human Health, Diseases & Immunity

    Match
    A. Plague 1. Protozoa
    B. AIDS 2. Fungus
    C. Baldness 3. Virus
    D. Malaria 4. Bacteria

    1. A(A) - (1), (B) - (2), (C) - (3), (D) - (4)
    2. B(A) - (2), (B) - (3), (C) - (4), (D) - (1)
    3. C(A) - (3), (B) - (4), (C) - (1), (D) - (2)
    4. D(A) - (4), (B) - (3), (C) - (2), (D) - (1)
    Answer and explanation →

  5. 5. UPPSC 2012 · Human Health, Diseases & Immunity

    The year 2011 has been marked for the livestock disease named

    1. AFoot mouth disease
    2. BRinderpest
    3. CRabies
    4. DCowpox
    Answer and explanation →

  6. 6. UPPSC 2012 · Inventions, Discoveries & Scientists

    Funk invented

    1. AVitamins
    2. BHormones
    3. CProteins
    4. DEnzymes
    Answer and explanation →

Chemistry 1 question

  1. 7. UPPSC 2012 · Biomolecules

    White colour of milk is due to the presence of

    1. ALactose
    2. BAlbumins
    3. CCarotenes
    4. DCaseins
    Answer and explanation →

Physics 8 questions

  1. 8. UPPSC 2012 · Fluids

    When ice melts, then the

    1. Avolume increases
    2. Bvolume decreases
    3. Cmass increases
    4. Dmass decreases
    Answer and explanation →

  2. 9. UPPSC 2012 · Thermo

    In an earthen pitcher, the water remains cold due to the process of

    1. ACondensation
    2. BEvaporation
    3. CSublimation
    4. DNone of the above
    Answer and explanation →

  3. 10. UPPSC 2012 · Thermo

    Pendulum clocks become slow in summer because

    1. ADays in summer are large.
    2. BOf the friction in the coil.
    3. CThe length of the pendulum increases.
    4. DThe weight of the pendulum changes.
    Answer and explanation →

  4. 11. UPPSC 2012 · Waves

    Ultrasonics are sound waves of frequency

    1. AGreater than 20,000 Hz
    2. BLess than 10,000 Hz
    3. CEqual to 1000 Hz
    4. DNone of these
    Answer and explanation →

  5. 12. UPPSC 2012 · Optics

    The reason of mirage is

    1. AInterference of light
    2. BDiffraction of light
    3. CPolarisation of light
    4. DTotal internal reflection of light
    Answer and explanation →

  6. 13. UPPSC 2012 · Optics

    The colour of light is determined by its

    1. AAmplitude
    2. BWavelength
    3. CIntensity
    4. DVelocity
    Answer and explanation →

  7. 14. UPPSC 2012 · Magnetism

    What is MRI?

    1. AMagnetic Record of Intestines
    2. BMagnetic Recording of Investigations
    3. CMagnetic Resonance Imaging
    4. DMagnetic Resonance in Intestines
    Answer and explanation →

  8. 15. UPPSC 2012 · Modern Physics

    Laser is a device for producing

    1. ASpontaneous radiation
    2. BDispersed radiation
    3. CScattered radiation
    4. DStimulated radiation
    Answer and explanation →

All question papers