Which of the following is called as Blue planet?
Which of the following is called as Blue planet?
A. Mercury
B. Earth
C. Venus
D. Neptune
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Human bone does not contain_________?
Human bone does not contain_________?A. Calcium
B. Chondroitin sulfate
C. Boron
D. phosphateStudy of Liver and its diseases is called?
Study of Liver and its diseases is called?A. Mycology
B. Angiology
C. Hepatology
D. OtologyPermanent hardness of water may be removed by the addition of___________?
Permanent hardness of water may be removed by the addition of___________?A. Sodium Carbonate
B. Alum
C. Potassium Permanganate
D. LimeThe atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating _____________________?
The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating _____________________?
A. Conduction of heat upward from a hot surface
B. Convection from a hot surface
C. Absorption of infrared energy that has been radiated from the surface
D. Heat energy from the earth’s interiorClocks, which moves with the velocities comparable with the velocity of light, run ?
Clocks, which moves with the velocities comparable with the velocity of light, run ?A. fast
B. slow
C. equal to the velocity of light
D. with zero velocityThe frequency of a turning fork determined by a:
The frequency of a turning fork determined by a:A. Magnetic tape
B. Modulator
C. Sonometer
D. Reed instrument