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Q. 110
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How many bones are there in each hand of an adult human being?
A19
B27
C37
Dnone of these
Correct Option:
B [ 27 ]
8 carpal bones (Wrist).
5 metacarpal bones (Palm).
12 phalanges (Fingers).
02 sesamoid bones at the base of the thumb.
total to 27 bones in each hand. .
Adult Human Body-206,
Q. 54
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What is the scientific name of vitamin A
ARetinol
BRiboflavin
CAscorbic acid
DCalciferol
Correct Option:
A [ Retinol ]
Vitamin A is a fat-soluble vitamin that is essential for various biological processes, including vision, immune system function, and skin health.
Q. 13
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Which one of the following has the highest fuel value ?
AHydrogen
BCharcoal
CNatural gas
DGasoline
Correct Option:
A [ Hydrogen ]
"Hydrogen" has the highest calorific value among commonly used fuels because it has a very high energy content, undergoes complete combustion, has a high heat of combustion, and can be used in various applications.