21q: the antibody produced during the primary immune response is ?
a. Ig M
b. Ig G
c. Ig A
d. Ig E
22q: pneumonia alba is due to ?
c. treponema pallidum
23q: the maximum hours of work per week prescribed under the factories act is ?
24q: mineral oils are used in mosquito control measure as ?
a. a personal protection method
d. space spray
25q: digoxin can accumulate to toxic levels in patients with ?
a. renal insufficiency
b. chronic hepatitis
c. advanced cirrhosis
d. chronic hepatitis