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Exam Year: 1996

  • Which of the following are associated with diabetes mellitus, a common disease in adults ? I. Higher sugar level in blood II. Lower sugar level in blood III. Lower insulin level in blood IV. Higher insulin level in blood Select the correct answer by using the codes given below : Codes :

    (a)

    II and IV

    (b)

    I and II

    (c)

    II and III

    (d)

    I and III

    Correct Answer:

  • Consider the following statements : AIDS is transmitted I. by sexual intercourse. II. by blood transfusion. III. by mosquitoes and other blood sucking insects. IV. across the placenta. Of these statements

    (a)

    I, II and III are correct

    (b)

    I, II and IV are correct

    (c)

    I, II and IV are correct

    (d)

    I and III are correct

    Correct Answer:

  • It is possible to produce seedless tomato fruits by

    (a)

    applying trace elements in tomato fields

    (b)

    spraying mineral solution on plants

    (c)

    spraying hormones on flowers

    (d)

    applying fertilizers containing radioactive elements

    Correct Answer:

    (c)

  • Ecologists have so far known, found and certified a large number of species in the plant and animal kingdom. In terms of members, the largest found and identified so far are from among the

    (a)

    Fungi

    (b)

    Plants

    (c)

    Insects

    (d)

    Bacteria

    Correct Answer:

  • Physico-chemical characteristics of water in water sources undergo changes due to

    (a)

    aquatic macrophytes

    (b)

    aquatic fungi

    (c)

    effluents

    (d)

    evapotranspiration

    Correct Answer:

  • The nutritional deficiency condition that needs to be given top priority for remedial action in India today is

    (a)

    Scurvy

    (b)

    Rickets

    (c)

    Xerophthalmia

    (d)

    Pellagra

    Correct Answer:

  • Living organisms require at least 27 elements of which 15 are metals. Among these, those required in major quantities include

    (a)

    Potassium, Manganese, Molybdenum & Calcium

    (b)

    Potassium, Molybdenum, Copper & Calcium

    (c)

    Potassium, Sodium, Magnesium & Calcium

    (d)

    Sodium, Magnesium, Copper & Manganese

    Correct Answer:

  • Which one of the following is not an essential micronutrient for plants ?

    (a)

    Boron

    (b)

    Zinc

    (c)

    Sodium

    (d)

    Copper

    Correct Answer:

    (c)

  • Of the four landmarks in medical history given below, which one was the first to take place ?

    (a)

    Organ transplant

    (b)

    Bypass surgery

    (c)

    Test-tube baby

    (d)

    Plastic surgery

    Correct Answer:

  • Which of the following professional (s) are more likely to run the risk of a permanent change in their cell’s DNA ? I. Researchers using carbon-14 isotope II. X-ray technician III. Coal miner IV. Dyer and Painter Select the correct answer by using the codes given below :

    (a)

    II alone

    (b)

    I, II and III

    (c)

    I, II and IV

    (d)

    I, III and IV

    Correct Answer: