Everyday Science MCQs

Correct answer D. 13.82 billion years

Correct answer D. Both A and B

Correct answer A. 79

Correct answer A. Biochemical Oxygen Demand

Correct answer D. Astronomy

Correct answer D. Rate of reaction

Correct answer B. Electromagnetic radio-wave frequencies

Correct answer C. Thermal adaptation shown by animals

Correct answer A. Carbon dioxide

Correct answer D. Regular shape

Correct answer C. Interstitium

Correct answer D. Unicellular alga

Correct answer B. 10^7 ergs

Correct answer C. Brain

Correct answer C. Atmospheric pressure

Correct answer A. 4.5 to 6.2 million

Correct answer C. 4,500 and 10,000

Correct answer D. Birds

Correct answer B. 4.0 to 5.2 million

Correct answer A. 981