Everyday Science
The amount of hemoglobin present in blood is about 15 gm per 100 ml. blood and this amount is usually called ‘100 per cent’. What percentage is considered normal?
70%
80%
Over 90%
None of these
Over 90%
Related posts
Vitamin C is soluble inA. fat
B. water
C. ethers
D. phenols
The density of air in the atmosphere is
A. uniform
B. not uniform
C. zero
D. none of above
In the body, the weight of blood is about
A. 1/12th of body
B. 1/5th of body
C. 1/8th of body
D. 1/4th of body
Which substance is present in fuel?
A. Iron
B. Gold
C. Carbon
D. Copper
The energy stored in coal is
A. kinetic energy
B. potential energy
C. chemical energy
D. nuclear energy
A human breath per minute is
A. 16-30 times
B. 16-20 times
C. 15-20 times
D. 15-18 times
Symbol of Copper is
A. Ca
B. Cl
C. Co
D. Cu
Leave a Reply