841. What causes mumps?
A. Fungus
B. Bacterium
C. Deficiency of vitamins
D. Virus
842. In the treatment of which disease is dialysis used?
A. Ulcers
B. Heart failure
C. Kidney failure
D. Brain tumour
843. Which natural element has the highest melting point?
A. Iron
B. Tungsten
C. Copper
D. Silver
844. Which is the hardest substance in the human body?
A. Tooth enamel
B. Skull
C. Knee cap
D. Rib
845. Which of the following is not a mammal?
A. Fish
B. Cow
C. Goat
D. Whale
846. Which Organ is affected by trachoma?
A. Liver
B. Lungs
C. Eyes
D. Brain
847. Which vitamin is available to the human body through sun bathing?
A. Vitamin A
B. Vitamin D
C. Vitamin K
D. Vitamin B12
848. The study of rearing fine and intelligent human beings through genetics is called__________?
A. Eugenics
B. Biotechnology
C. Cloning
D. Geneology
849. Name the drugs which block the sensory nerves and prevent the patient from feeling pain?
A. Analgesics
B. Antibiotics
C. Antihistamines
D. Anaesthetics
850. Inside which organ is the gallbladder located?
A. Pancreas
B. Liver
C. Kidney
D. Small intestine