People from an area near a factory are suffering from bronchitis, what can be the cause of it?
A. polluted water from factory
B. polluted air from factory
C. toxic matter from factory
D. Solid waste form factory
Vaccinator Past Paper
Coolants in refrigerators and air conditioners contribute to what environmental hazard?
A. acid rain
B. ozone depletion
C. oil spillage
D. global warming
Which organelle is responsible from green color of plant leaves?
A. cytoplasm
B. chloroplast
C. chlorophyll
D. vacuole
Everest is the world’s highest mountain, what is the name of the second highest?
A. K2
B. Annapuma
C. Nanga Purbat
D. Chimborazo
Haptens can stimulate a primary or secondary response when covalently bound to carrier proteins and interact with which one of the following?
A. IgG receptors
B. Class II MHC proteins
C. IgM receptors
D. Toll like receptors