A. liver
C. skin
B. blood
D. kidneys
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A. cools the body
B. flushes the system of its harmful elements
C. adds to the body heat
D. makes the system dirtier
A. 28
B. 37
C. 47
D. 21
A. from hotter to colder bodies
B. from colder to hotter bodies
C. in neither direction
D. in all directions
A. sound waves held on the tape
B. magnetic field on the tape
C. electrical energy
D. variable resistance on the tape
A. Controlled fission
B. Uncontrolled fission
C. Uncontrolled fusion
D. None of the above
A. Plane mirror.
B. Concave mirror
C. Convex mirror
D. Planoz convex mirror
A. mental and physical state of mankind
B. cultivation of trees and vegetables
C. None of above
A. alpha rays
B. beta rays
C. gamma rays
D. X-rays
E. Both a, b & c
