1.Which of the following is not the part of nervous system?
 A. Brain
 B. Blood
 C. Nerves
 D. Spinal cord
 
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2.The colour of the human skin is due to:
 A. Keratin
 B. Melanin
 C. Myelin
 D. Myoglobin
 
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3.Who invented the drug called penicillin?
 A. Alexander Flemming
 B. Alfred Nobel
 C. Christian Bernard
 D. Louis Pasteur
 
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4.Typhoid cause due to:
 A. Clostridium
 B. Giardia
 C. HIV
 D. Salmonella
 
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5.DNA stands for:
 A. Degenerated Neuron Activation
 B. Deoxyribo Nucleic Acid
 C. Dinucleic Acid
 D. Double Neutron Activation
 
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6.The body fights infections with the help of:
 A. Antigen
 B. Good food
 C. Immune system
 D. Plasma
 
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7.Goitre or abnormal enlargement of the thyroid gland is caused by the deficiency of:
 A. Calcium
 B. Iodine
 C. Iron
 D. Potassium
 
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8.Who postulated the chromosome theory of inheritance?
 A. De Vries
 B. Mendel
 C. Sutton and Boveri
 D. Watson and Crick
 
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