1892Every Day ScienceMedium
The most abundant element in the Earth’s crust is __________?
ACarbon Dioxide
BHydrogen
COxygen
DSilicon
Correct answer
C. Oxygen
Explanation
Oxygen is the most abundant element in the earth’s crust and silicon is next.
Correct answer
C. Oxygen
Explanation
Oxygen is the most abundant element in the earth’s crust and silicon is next.
Enzymes are organic catalysts made up of __________?
The nearest planet to the Earth is _________?
The percentage of plasma in human Blood is _________?
Where would you find a Eustachian Tube?
speed of sound in dry air at 20 °C is___________?
Which component of diet helps in preventing constipation ?