A. A
B. B1
C. B2
D. D

A. preserving the skins of animals
B. taxi driving
C. neutralizing effects of toxins on skin
D. reading body reactions to climatic changes

A. breaks out over an extensive area in an infectious manner
B. is prevalent among the poor people due to insanitary conditions
C. occurs as a regular-feature
D. occurs as a result of floods and droughts

A. that destroys or damages human body
B. that creates various diseases in the body
C. that produces inflammation in joints
D. that has specific capacity of neutralizing a toxin

A. butter, ghee, vegetable oils
B. milk, meat, eggs, soya beans
C. sugar, potatoes
D. wheat, rice

A. there is marked reduction of white cells in blood
B. there is marked reduction of red cells in blood
C. the heart fails to function properly
D. the liver is upset or damaged

A. respiration and reproduction
B. reproduction and locomotion
C. locomotion and respiration
D. excretion and digestion

A. bone cells
B. platelets
C. red blood cells
D. white blood cells

A. closed
B. open
C. open in place
D. open at one end

A. liver
B. pancreas
C. pituitary
D. None above