NEET Biology Solved Question Paper 2010

Multiple Choice Questions

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Which one is the cofactor of carbonic anhydrase?

  • Iron (Fe)

  • Zinc (Zn)

  • Copper (Cu)

  • Magnesium (Mg)

B.

Zinc (Zn)

Many enzymes require the presence of an additional, nonprotein, cofactor. Some of these are metal ions such as Zn2+ (the cofactor for carbonic anhydrase), Cu2+, Mn2+, K+ and Na+. Some cofactors are small organic molecules called coenzymes. The vitamin-B are the precursors of coenzyme.

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    Which one is diaminodicarboxylic amino acid?

    • Cystine

    • Lysine

    • Cysteine

    • Aspartic acid

    Answer

    Vitamin-D is produced in human body in

    • muscles

    • nerves

    • skin

    • bone marrow

    Answer

    Bacteriophages kill

    • fungi

    • parasites

    • bacteria

    • viruses

    Answer

    What is mitoplast?

    • Membraneless mitochondria

    • Another name of mitochondria

    • Mitochondria without outer membrane

    • Mitochondria without inner membrane

    Answer
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    Which of the following is not a conjugated protein?

    • Peptone

    • Phosphoprotein

    • Lipoprotein

    • Chromoprotein

    Answer

    The outer covering of cartilage is called

    • peritonium

    • periosteum

    • endosteum

    • perichondrium

    Answer

    The blood does not clot inside the body because of

    • oxygenation of blood

    • movement of blood

    • heparin in blood

    • absence of fibrinogen in blood

    Answer

    Red cell count is carried out by

    • haemocytometer

    • haemoglobinometer

    • sphygmomanometer

    • electrocardiogram

    Answer
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    Rh factor can produce disease

    • AIDS

    • Turner's syndrome

    • Erythroblastosis foetalis

    • Sickle-cell anaemia

    Answer