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Chemistry General Science Test Medium Mode MCQs With Answers
Question # 1
Glucose forms a polymer which is stored in liver the name of this polymer is:
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glycogen
starch
cellulose
arnylose
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Question # 2
Which of these polymers is a synthetic polymer?
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Animal fat
Starch
Cellulose
Polyester
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Question # 3
The reagent used to distinguish between ethanol and propanal is
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I2/ NaOH
Benedict's reagent
LiAIH
sodium nitroprusside
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Question # 4
solubility of carboxylic acids decreases in water with increase in molar mass because
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Bigger molecules are more polar
bigger molecules have bigger non-polar groups
bigger molecules make more hydrogen bonds
bigger molecules can form lesser hydrogen bonds/molecule
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Question # 5
Air at sea level is dense.This is a practical application of
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Boyle's law
Charle's law
Avogadro's law
Dalton's law
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Question # 6
Which of the following is not molecular crystal
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Sugar
Iodine
Ice
Graphite
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Question # 7
The trade name of polytereafluoroethylene (PTFE) is
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Teflon
PVC
terelene
polyester
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Question # 8
Plastics are a pollution problem because may plastics:
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burn to produce toxic fumes
decompose to produce tocxic products
are made from petroleum
are very inflammable
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Question # 9
The most abundant protein in the human body is
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Collagen
Keratin
Myosin
Albumin
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Question # 10
If temperature is 73K and volume is 146 cm3 then calculate the value of K=V/T
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5
4
3
2
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Question # 11
Leaching of nutrients is due to
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Drying of soil
Combustion of soil
Acidification of soil
Neutralization of soil
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Question # 12
Heat absorbed or released during the chemical reaction of physical process at constant pressure is equal to
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Question # 13
Which of the following statement about electron affinity of two elements is correct
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Carbon has greater than oxygen
Sulphur has less than oxygen
Iodine has greater than bromine
Bromine has less than chlorine
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Question # 14
The presence of a double bond in a compound in the sign of:
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Saturation
Unsaturation
Subsitution
None
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Question # 15
The saturated hydrocarbons usually end with suffix ______
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Ane
Ene
Yne
Oic
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Question # 16
Sulphonation of benzoic acid produces mainly
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o-Sulphobenzoic acid
m-sulohobenzoic acid
p-Sulphobenzoic acid
o-and p-Sulphobenzoic acid
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Question # 17
Which of the following is a member of -block
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Zn
Al
B
Br
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Question # 18
Phosphorus helps the growth of :
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Root
Leave
Stem
Seed
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Question # 19
The decrease in radius in large for:
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Monovalent ions.
Trivalent ions.
Divalent ions.
Atoms.
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Question # 20
Monosaccharides are
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Aldoses
Ketoses
Either a and b
None of these
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Question # 21
Benzene reacts with chlorine to form benzene hexachloride in presence of
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Nickel
AlCl
3
Bright sunlight
Zinc
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Question # 22
The process in which the solvent molecules are surrounded and interact with solute ions or molecules is called
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Solvation
Hydration
Hydrogenation
None
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