Multiple Choice Questions

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Abnormal growth of the tumor in cancer is due to

  • abnormal mitotic division

  • accumulation of body fluid

  • abnormal meiotic division

  • metastasis


A.

abnormal mitotic division

Sometimes certain cells, which have differentiated and stopped dividing, suddenly start multiplying in an uncontrolled way to form a malignant growth called tumor. All cells carry certain cancer producing oncogenes. Under certain conditions these oncogenes are triggered to form masses of cells (tumor).


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The infective stage of Plasmodium is

  • sporozoite

  • merozoite

  • trophozoite

  • schizont


Antibody is produced by

  • B-Lymphocyte

  • Heparin

  • T- Lymphocyte

  • Both (a) and (b)


Protein deficiency disease is

  • eczema

  • cirrhosis

  • kwashiorkor

  • night blindness


Match the tissues/molecules mentioned in column I with those of their degrading enzymes mentioned in column II and select the correct option from the given codes.
         Column I                   Column II
       A. Cell wall                  (i) Proteases
       B. RNA                       (ii) Pectinases
       C. Histone                  (iii) Ribonucleases
       D. Pectin                    (iv) Cellulase

  • A-(iv), B-(iii), C-(i), D-(ii)

  • A-(ii), B-(i), C-(iv), D-(iii)

  • A-(i), B-(ii), C-(iii), D-(iv)

  • A-(iii), B-(iv), C-(ii), D-(i)


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Pellagra is caused by deficiency of vitamin

  • B1

  • B2

  • B5

  • B6


The joint of radio-ulna with the upper arm is

  • hinge joint

  • pivot joint

  • socket joint

  • none of these


When plants/animals are infected with virus, they may produce an anti-viral substance that is capable of inhibiting the multiplication of that virus. Identify the correct name ofthis substance

  • Virion

  • Antivirion

  • Antigen

  • Interferon


Disease caused by deficiency of protein in children is

  • Obesity

  • Marasmus

  • Diabetes

  • Kwashiorkor


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Ischihara chart is used to detect

  • TB

  • eye sight

  • colourblindness

  • diabetes


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