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Biology Test - ...

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  • Question 1
    1 / -0

    Which hormone works antagonistically to parathormone?

  • Question 2
    1 / -0

    Phloem always flows from a:

  • Question 3
    1 / -0

    ______________ are free-living nitrogen-fixing bacteria present in the soil.

  • Question 4
    1 / -0

    Plasmids are used as cloning vectors for which of the following reasons?

  • Question 5
    1 / -0

    Which is a genetically modified crop?

  • Question 6
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    While explaining interspecific interaction of population, (+) sign is assigned for beneficial interaction, (–) sign

    is assigned for detrimental interaction and (0) for neutral interaction. Which of the following interactions can

    be assigned (+) for one specifies and (–) for another specifies involved in the interaction ?

  • Question 7
    1 / -0

    Match the following enzymes/protein with specific functions in DNA replication.

    (1) Helicases (P) Processive unwinding of DNA
    (2) DNA Primses (Q) Seals the single strand
    (3) DNA ligases (R) Relieves torsional strain
    (4) Topoisomerases (S) Initates synthesis of RNA Primers

  • Question 8
    1 / -0

    Which of the following animals does not show any metamorphosis in the larval stage?

  • Question 9
    1 / -0

    PCR technique was invented by:

  • Question 10
    1 / -0

    Given below are two statements:

    Statement I:

    Sickle cell anaemia and Haemophilia are autosomal dominant traits.

    Statement II:

    Sickle cell anaemia and Haemophilia are disorders of the blood.
    In the light of the above statements, choose the correct answer from the options given below:

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