Which Gas is used in the preparation of Soft drinks?
Which Gas is used in the preparation of Soft drinks?
A. Oxygen
B. Carbon dioxide
C. Nitrogen
D. Halogen
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The speed of light with the rise in the temperature of the medium____________?
The speed of light with the rise in the temperature of the medium____________?
A. Decrease
B. Increase
C. Remain the same
D. First decrease then increaseTwinkling of stars is caused by ?
Twinkling of stars is caused by ?
A. Reflection of light
B. Polarization of light
C. refraction of light
D. Interference of light
E. None of theseWhat are the primary colors of Light?
What are the primary colors of Light?A. White, Black, Blue
B. Red, Yellow, Blue
C. Red, Orange, Blue
D. Red, Green, Blue
What are the primary colors of Pigment?
A. White, Black, Blue
B. Red, Yellow, Blue
C. Red, Orange, Blue
D. Red, Green, Blue
The red blood cells originate in the ____________?
The red blood cells originate in the ____________?A. Brain
B. Muscles
C. Ligaments
D. Bone MarrowWhich of the following has the highest energy?
Which of the following has the highest energy?
A. gamma rays
B. X-rays
C. Ultra-violet radiation
D. radio wavesWhich of the following vitamins is synthesized in the body by intestinal bacteria_______?
Which of the following vitamins is synthesized in the body by intestinal bacteria_______?
A. Vitamins B1
B. Vitamins B12
C. Vitamins E
D. Vitamins K