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SSC General science MCQ GK Questions and Answers

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SSC UPSC general science MCQ GK Questions and Answers for all competitive exams UPSC SSC Bank Exams MCQ and Entrance exams Preparation Online free Gk Questions practice

 

1.
Colloids

a
Contain only water soluble substances
b
Are true solutions
c
Are two-phase systems
d
Are suspensions of one phase in another
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2.
What is the total number of planets orbiting the sun?

a
10
b
9
c
7
d
8
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3.
Herpetology is the study of:

a
Reptiles and Amphibians
b
Herbs
c
Crabs
d
Moths and butterflies
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4.
Acetabulum is formed by the fusion of

a
ischium and pubis
b
ilium and ischium
c
ilium, ischium and pubis
d
ilium and pubis
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5.
Chemically 'milk of magnesia' is

a
magnesium carbonate
b
calcium hydroxide
c
magnesium bicarbonate
d
magnesium hydroxide
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6.
Triclosan and triclocarban are

a
antibacterial agents
b
pain killers
c
anti-inflammatory agents
d
anticancer agents
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7.
Large astronomical telescopes always use as objective

a
Lens
b
None of the above
c
Combination of lenses
d
Mirror
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8.
For a cell to divide, it is essential that its DNA is replicated so that each daughter cell gets an identical DNA. This replication occurs during

a
telophase
b
metaphase
c
prophase
d
interphase
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9.
Glass reacts with

a
HCl
b
HF
c
HI
d
HBr
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10.
Freshly passed urine has hardly any smell but when it is allowed to stand, it develops a strong ammoniacal odour owing to

a
conversion of urea to ammonia via urea cycle
b
conversion of urea to ammonia by bacteria
c
conversion of uric acid, urea and creatinine to ammonia
d
conversion of uric acid and urea to ammonia
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11.
Animal charcoal is obtained by

a
burning the flesh of animals
b
burning the bones of animals in contact with air
c
the destructive distillation of bones
d
burning the bones of animals out of contact with air
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12.
While cooking food, the compounds lost to the maximum extent are

a
proteins
b
fats
c
vitamins
d
carbohydrates
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13.
How many bones are there in a newly born infant?

a
206
b
280
c
300
d
230
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14.
Which one of the following is a composite propellant?

a
Polybutadiene, ammonium perchlorate and aluminium powder
b
Nitroglycerine and cellulose nitrate
c
Cellulose nitrate and ammonium perchlorate
d
Kerosene oil and oxygen
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15.
In overpopulated parts of the world where there is shortage of food, the inhabitants should feed predominantly on

a
rice, wheat and other food grains
b
herbivores
c
small carnivores
d
large carnivores
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