A: Oxygen
B: Silicon
C: Carbon
D: Hydrogen
GK Forum@Fb.com
Everyday Science Mcqs
The blue colour of clear sky is due to_______________?
A. Reflection of light
B. Refraction of light
C. Diffraction of light
D. Dispersion of light
The instrument which measures very high temperature is ?
A: Thermometer
B: Pyrometer
C: Thermodynamite
D: Barometer
The gas used in a refrigerator to cool water is___________?
A. Nitrogen
B. Carbon dioxide
C. Methane
D. Ammonia
Approximately, how many times each day do our heart valves open and close normally?
A. 10,000
B. 1,00,000
C. 1,50,000
D. 2,00,000
It is a secondary plant nutrient?
A. Nitrogen
B. Phosphorus
C. Sulphur
D. none
In general, Comets have __________ orbits
- Elliptical
- Highly elliptical
- Circular
- Parabolic
Study of Soil is called__________?
A. Pedology
B. Pedagogy
C. sociology
D. Demography
Study of Liver and its diseases is called?
A. Mycology
B. Angiology
C. Hepatology
D. Otology
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 velocity
