Multiple Choice Questions

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Assertion: Escherichia coli, Shigella sp. and Salmonella sp. are all responsible for diarrhoeal disease.

Reason: Dehydration is common to al I types of diarrhoeal diseases and adequate supply of fluids electrolytes should be ensured.

  • If both assertion and reason are true and reason is the correct explanation of assertion

  • If both assertion and reason are true but reason is not the correct explanation of assertion

  • If assertion is true but reason is false

  • If both assertion and reason are false.


B.

If both assertion and reason are true but reason is not the correct explanation of assertion

E.coli, Shigella sp, and Salmonella species arc all bacteria which arc responsible for the diarrhoea diseases. Diarrhoea is a frequent bowel evacuation or the passage of abnormally son or liquid faeces. It may be caused by intestinal infections, other form of intestinal inflammation (such as Colitis or Crohn's disease), malabsorption, anxiety and the irritable bowel syndrome.

Severe or prolonged diarrhoea may lead to excess losses of fluid, salts and nutrients in the faeces. Dehydration (whose symptoms includes great thirst, nausea and exhaustion) is common to all types of diarrhoeal diseases. The condition is treated by drinking plenty of water. severe cases require oral rehydration therapy or intravenous administration of water and salts. One litre of ORS (Oral rehydration solution) contains 1.5 gm glucose, 3.5 gm NaCl, 2.9 gm KCI & 2.9 gm trisodium citrate


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Assertion: Inflammation of a skeletal joint may immobilize the movements of the joint.

Reason: Uric acid crystals in the joint cavity and ossification of articular cartilage lead to this

  • If both assertion and reason are true and reason is the correct explanation of assertion

  • If both assertion and reason are true but reason is not the correct explanation of assertion

  • If assertion is true but reason is false

  • If both assertion and reason are false.


Which one of the following is a matching pair of a drug and its category

  • Amphetamines - stimulant

  • Lysergic acid dimethyl amide - narcotic

  • Heroin - psychotropic

  • Benzodiazepine - pain killer


An insect bite may result in inflammation of that spot. This is triggered by the alarm chemicals such as

  • histamine and dopamine

  • histamine and kinins

  • interferons and opsonin

  • interferons and histones


Assertion: Cancer cells are virtually immortal until the body in which they reside dies.

Reason: Cancer is caused by damage to genes regulating the cell division cycle.

  • If both assertion and reason are true and reason is the correct explanation of assertion

  • If both assertion and reason are true but reason is not the correct explanation of assertion

  • If assertion is true but reason is false

  • If both assertion and reason are false.


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Antigen binding site in an antibody is found between

  • two light chains

  • two heavy chains

  • one heavy and one light chain

  • either between two light chains or between one heavy and one light chain depending upon the nature of antigen


A young drug addict used to show symptoms of depressed brain activity, feeling of calmness, relaxation and drowsiness. Possibly he was taking

  • amphetamine

  • marijuna

  • pethidine

  • valium


Assertion: LSD and marijuana are clinically used as analgesics.

Reason: Both these drugs suppress brain function.

  • If both assertion and reason are true and reason is the correct explanation of assertion

  • If both assertion and reason are true but reason is not the correct explanation of assertion

  • If assertion is true but reason is false

  • If both assertion and reason are false.


Assertion: A person who has received a cut and is bleeding needs to be given anti-tetanus treatment.

Reason: Anti-tetanus injection provides immunity by producing antibodies for tetanus.

  • If both assertion and reason are true and reason is the correct explanation of assertion

  • If both assertion and reason are true but reason is not the correct explanation of assertion

  • If assertion is true but reason is false

  • If both assertion and reason are false.


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mong rust, smut and mushroom all the three

  • are pathogens 

  • are saprobes

  • bear ascocarps 

  • bear basidiocarps.


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