Everyday Science Most Important MCQs Three
Showing 21 – 30 of 115
‘Black holes’ refers to _____________?
- A. Holes occurring in heavenly bodies
- B. Bright spots on the sun
- C. Collapsing object of high density
- D. Collapsing object of low density
Which is the nearest star to our sun?
- A. Proxima Centurai
- B. Alpha Scorpii
- C. Beta Orionis
- D. Vega
Who invented bulb?
- A. Philips
- B. Robert
- C. Edison
- D. Willium
Which of the following female mosquito is the cause of Dengue fever?
- A. Aedes Aegypti
- B. Anophilies
- C. Barinophils
- D. N.O.A
Sun is moving around the centre of the galaxy at a velocity of ________ km/s?
- A. 205
- B. 210
- C. 215
- D. 220
Rusting of Iron involves _____________?
- A. Reduction
- B. Oxidation
- C. Decomposition
- D. Displacement
Water vapour beyond the dew point result in ________?
- A. Precipitation
- B. Hailstorm
- C. Condensation
- D. Formation of ice
Approximate age of milky-way is ________?
- A. 16.5 billion years
- B. 15.5 billion years
- C. 13.5 billion years
- D. 14.5 billion years
Which of the following is not a Fat-soluble vitamin?
- A. Vitamin B5
- B. Vitamin B6
- C. Vitamin B3
- D. Vitamin B2
How long does it take for the moon to orbit the earth once?
- A. 26.3 days
- B. 27.3 days
- C. 28.3 days
- D. 30.3 days
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