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General Science 8th MCQs Test
Aziz
May 22, 2021
10:55 pm
Your name:
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1.
The meniscus of mercury is
A.
Concave
B.
None of them
C.
Both of them
D.
Convex
2.
The unit of inheritable charactrics is
A.
None of them
B.
Brain
C.
Genes
D.
DNA
3.
The chemical reaction in which heat is released is called
A.
None of them
B.
Heat reaction
C.
Chemical reaction
D.
Exothermic reaction
4.
Chromosomes are consist of DNA and
A.
Brain
B.
Protein
C.
Genes
D.
None of them
5.
Acid turns methyl orange solution
A.
None of them
B.
Red
C.
Both of them
D.
Blue
6.
Balance is an instrument used for measurement of
A.
None of them
B.
Time
C.
Force
D.
Mass
7.
The action carried out automatically is called
A.
Reflection action
B.
Direct Action
C.
None of them
D.
Indirect action
8.
The perpendicular force acting on unit surface area of an object is called...............?
A.
Density
B.
Pressure
C.
None of them
D.
Volume
9.
The energy resources soon can exhaust due to their
A.
Zero Use
B.
Unwise use
C.
None of them
D.
Less Use
10.
Corban dioxide helps in burning of things
A.
True
B.
both of them
C.
False
D.
None of them
11.
The conversion of compound in ion is called
A.
None of them
B.
both of them
C.
Ionization
D.
Realization
12.
The international system of units was introduced in
A.
1898
B.
1960
C.
None of them
D.
1964
13.
What produces insulin to human body
A.
Stomach
B.
None of them
C.
Pancreas
D.
Liver
14.
What is the functional unit of kidney
A.
Nephron
B.
None of them
C.
Ureter
D.
Unrainy Bladder
15.
The process in which the cell is divided in two parts is called
A.
Reproduction
B.
Cell division
C.
Cell wall
D.
None of them
16.
The central nervous system consists of
A.
Sensory neurons
B.
Motor Neurons
C.
both of them
D.
None of them
17.
One atom of caseium_133 Completes 9,192,631, 770 vibrations in;
A.
One hour
B.
One day
C.
One second
D.
None of them
18.
Acid turns litmus paper
A.
Blue
B.
Both of them
C.
None of them
D.
Red
19.
The human excretory system consists of
A.
2 kidneys
B.
1 Kidney
C.
None of them
D.
Both of them
20.
In any chemical reaction ;
A.
Matter can be destroyed
B.
Matter can created
C.
None of them
D.
Matter can neither be created nor be destroyed
21.
Which of the following is sensory organ
A.
None of them
B.
Heart
C.
Eye
D.
Liver
22.
What prevents ultraviolent radiation of sun from reaching the surface of earth
A.
Sky
B.
None of them
C.
Crust
D.
Ozone
23.
The number of chromosomes in human sex cell is
A.
23
B.
43
C.
None of them
D.
32
24.
Burning is an example of
A.
Chemical reaction
B.
None of them
C.
Heat reaction
D.
Atomic reaction
25.
............... React chemically with fat or oil to form soap
A.
Acids
B.
None of them
C.
Sulpher
D.
Alkalis
26.
The shape of chromosomes is like
A.
X or Y
B.
Only X
C.
None of them
D.
Only Y
27.
CO2 is obtained by heating
A.
Neutron
B.
None of them
C.
Atom
D.
Calcium carbonate
28.
Zygote is formed by fusion of............... gametes
A.
Three
B.
Six
C.
None of them
D.
Two
29.
The body actions that are performed prior thought are?
A.
Voluntary actions
B.
None of them
C.
Involuntary actions
D.
Reflex action
30.
The pH of a strong acid is equal to.............
A.
5
B.
None of them
C.
7
D.
1
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Category :
Biology
General Knowledge
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