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NDA Exam I 2016: Sample Question Set 7- Science

Mar 29, 2016 17:22 IST

    NDA Exam I 2016 – 17th April 2016

    1. Which vitamin is called ascorbic acid?
    A. B12
    B. C
    C. B9
    D. A
    Ans: B

    2. Those animals which eat only other animals are called:
    A. Omnivore
    B. Carnivore
    C. Decomposer
    D. Herbivore
    Ans: B

    3. Which of the following act as cleansing agents of environment?
    A. Consumers
    B. Decomposers
    C. Producers
    D. Farmers
    Ans: B

    4. Who discovered the law of the photoelectric effect?
    A. Isaac Newton
    B. Albert Einstein
    C. Nils Bohr
    D. Ernest Rutherford
    Ans: B

    5. Who created the polio vaccine?
    A. David Baltimore
    B. E.O. Wilson
    C. Alfred Kinsey
    D. Dr. Jonas Salk
    Ans: D

    6. Which of the following is a bacterial disease of crop plant?
    A. Blight of rice
    B. Powdery mildew
    C. Wilt of cotton
    D. Coffee rust
    Ans: A

    7. Which of the following is the heaviest metal?
    A. osmium
    B. mercury
    C. iron
    D. nickel
    Ans: B

    8.  Which of the following is used for clean oxidation?  
    A. Supercritical carbon dioxide
    B. Supercritical hydrogen
    C.  Aqueous hydrogen peroxide
    D. All of these
    Ans: C

    9. Green solvents are derived from ______.
    A. Renewable resources
    B. Carbon resources
    C. Non-renewable resources
    D. All of these
    Ans: A

    10. Eating tobacco and throwing on the road can produce______pollutant.
    A. Air
    B. Soil
    C. Noise
    D. Water
    Ans: B

    NDA Exam I 2016: Sample Question Set 6- Science

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