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General Science MCQ Questions and Answers for competitive exams

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General Science MCQ Questions and Answers for competitive exams UPSC IAS Prelims, SSC CGL, CHSL,UGC NET, bank exams , Entrance exams test Online Quiz practice Questions Practice

General Science gk Questions and Answers

121.
If a healthy freshwater fish is placed in salt water, what will be the expected consequence -

a
The fish becomes bloated & dies
b
There is no observable effect on the fish provided there is sufficient food
c
The fish suffers from fungal or bacterial disease & dies
d
The fish becomes dehydrated & dies
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122.
Outside the nucleus DNA is found in

a
Golgi bodies
b
Ribosome
c
Mitochondria
d
Endoplasmic reticulum
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123.
Coupling & repulsion are the two states of:

a
crossing over
b
linkage
c
chiasma
d
mutation
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124.
DNA shows hyperchromicity on:

a
cooling
b
replication
c
heating
d
crystallizing
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125.
Where does the cabbage store food -

a
Root
b
Stem
c
Fruit
d
Leaves
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126.
Which of the following enzyme converts proteins -

a
Erepsin
b
Enterokinase
c
Pepsin
d
Trypsin
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127.
Sea sickness is due to the effect of the motion of ship, on

a
internal ear
b
stomach
c
eyes
d
heart
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128.
What is the approximate time required for a heart-beat -

a
0.8 2nd
b
1.0 minute
c
0.5 minute
d
0.5 2nd
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129.
Pollen grains in plants are produced in the

a
Stem
b
Leaves
c
flower
d
roots
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130.
A drop of blood contains

a
several million cells
b
about 1,00,000 cells
c
about 10,000 cells
d
less than 25,000 cells
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131.
The yellow colour of urine is due to presence of

a
Bile
b
Urochrome
c
Cholesterol
d
Lymph
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132.
Male frogs show vocal sacs and

a
Nuptial pads
b
Neck
c
Tail
d
All of the above
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133.
Total number of bones in man is

a
206
b
300
c
306
d
266
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134.
Which among the given is a Dominant Autosomal Disorder -

a
Cystic Fibrosis
b
Phenyl Ketorunia
c
Albinism
d
Alzheimer's Disease
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135.
The deficiency of vitamin A causes

a
rickets
b
pellagra
c
beri-beri
d
night blindness
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