(A) O2
(B) CO2
(C) H2
(D) CH4
The answer is: (B) CO2
Tag: chemistry multiple choice questions
The most reduced form of Carbon is
(A) O2
(B) CO2
(C) H2
(D) CH4
The answer is: (D) CH4
The unit of surface tension is:
(A) Newton per meter
(B) Newton per meter square
(C) 760 mm of Hg
(D) Newton square per meter
The answer is: (A) Newton per meter
Most of the cholesterol in human’s bloodstream is produced by the
(A) kidney
(B) liver
(C) lung
(D) large intestine
The answer is: (B) liver
Which Chromatography technique is used for analyzing the volatile substances?
(A) Paper Chromatography
(B) Liquid Chromatography
(C) Gas Chromatography
(D) Thin-layer Chromatography
Technique used to separate a mixture in order to be analyzed and studied is known as
(A) nitrification
(B) chromatography
(C) catalysis
(D) fermentation
The answer is: (B) chromatography
Amino acids are the building blocks of
(A) Fats
(B) Vitamins
(C) Proteins
(D) Lipids
The answer is: (C) Proteins
One atomic mass unit (amu) is a mass unit equal to exactly one-twelfth the mass of a
(A) carbon-8 atom
(B) carbon-12 atom
(C) carbon-16 atom
(D) carbon-20 atom
The answer is: (B) carbon-12 atom
The most abundant element in human body is
(A) Oxygen
(B) Hydrogen
(C) Carbon
(D) Calcium
The answer is: (A) Oxygen
When gas is ionized, ________ is formed.
(A) magnet
(B) molecule
(C) plasma
(D) current
The answer is: (C) plasma