NSO - Mock Test

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Question 1
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Choose the water image of figure (X) from the following given options.

Figure (X)

A

B

C

D

Question 2
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Choose the appropriate option which resembles the perfect mirror image of the following figure:

A

B

C

D

Question 3
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From the following options, choose the correct figure which uses figure (X) as its part.

Figure (X)

A

B

C

D

Question 4
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Reptile is to lizard as flower is to

A
petal

B
stem

C
daisy

D
bud

Question 5
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Look at this series:

36, 34, 30, 28, 24, ...

Which number should come next?

A
20

B
22

C
23

D
26

Question 6
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Which of the following options is the correct coded form of HJK, if BDS is coded as FHW?

A
JKL

B
LNO

C
HJK

D
KLM

Question 7
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Simran is the brother of Ishmeet, Ishmeet is the sister of Deep and Deep is the father of Samar. How is Simran related to Samar?

A
Sister

B
Brother

C
Brother-in-law

D
Uncle

Question 8
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Select the related word from the given alternatives.

Ludhiana : City : : Haryana : ?

A
State

B
Capital

C
Union Territory

D
City

Question 9
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Priyanka walks 5 km straight from her office towards west, then turns right and walks 3 km. After that, she takes a left turn and walks 2 km. Further, she turns left and walks 3 km. At last, she turns right and walks 3 km. Now, in which direction is she from the starting place?

A
North

B
South

C
East

D
West

Question 10
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Find the missing term in the following series:

SCD, TEF, UGH, ____, WKL

A
CMN

B
UJI

C
VIJ

D
IJT

Question 11
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Which of the following in an example of weeds?

A
Paddy

B
Xanthium

C
Sorghum

D
Maize

Question 12
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Which of the following options is not an example of traditional method of irrigation?

A
Pulley system

B
Chain pump

C
Drip system

D
Lever system

Question 13

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Match the causative organism in column A to the disease in column B.

A	B
1. Bacteria	a. Chicken pox
2. Virus	b. Polio
3. Protozoa	c. Cholera
	d. Typhoid
	e. Malaria

1 - a ; 2 - b ; 3 - c, d, e

1 - a, b ; 2 - c, d ; 3 - e

2 - a, b ; 1 - c, d ; 3 - e

1 - c, d, e ; 2 - b ; 3 - a

Question 14
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Some common methods of food preservation are given below:

P: Preservation by sugar
Q: Heat and cold treatments
R: Preservation by using chemicals
S: Preservation by oil and vinegar

Which of the statements is incorrect regarding methods of food preservation?

A
P increases the moisture content which inhibits the growth of bacteria

B
R uses sodium benzoate and sodium metabisulphite

C
Q is involved in the pasteurisation of milk

D
S is used in the preservation of fruits and vegetables in the form of pickles.

Question 15
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Nylon is an important synthetic fibre that has a variety of applications.
Which of the following options about nylon is correct?

A
Nylon is made of repeating units of a chemical called ester.

B
Nylon is cheaper than natural wool and can be dyed in various colours, hence used as a replacement for wool.

C
A nylon is stronger than a steel wire of the same thickness.

D
Nylon is a good absorbent and has properties similar to cotton.

Question 16
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Which of the following is not a characteristic property of plastics and hence, cannot be used to describe them?

A
Poor conductors

B
Biodegradable

C
Non-reactive

D
Strong and durable

Question 17
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What does zinc give along with zinc chloride when it reacts with hydrochloric acid?

A
Chlorine gas

B
Chloric acid

C
Zinc oxide

D
Hydrogen gas

Question 18
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Which of the following does not react with dilute sulphuric acid on heating, but reacts with concentrated sulphuric acid?

A
Copper

B
Aluminium

C
Magnesium

D
Iron

Question 19
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Analyze the two statements given below and select the correct option.

Statement I: In fractional distillation of petroleum, kerosene is collected in a lower part of the fractional column as compared to petrol.
Statement II: Petrol and kerosene have different boiling points.

A
Both the statements I and II are correct and statement II is the correct reason for statement I.

B
Both the statements I and II are correct but statement II is not the correct reason for statement I.

C
Statement I is correct but statement II is incorrect.

D
Both the statements I and II are incorrect.

Question 20
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Which process is known as carbonisation?

A
Conversion of dead vegetation into coal

B
Melting of iron

C
Burning of tar

D
Fossilisation of dead plants and animals

Question 21
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What is the reason for phases of the moon to occur?

A
We can see only that part of the moon which refracts light towards us.

B
Some part of the moon hides behind the dust in the atmosphere.

C
Our distance from the moon keeps changing.

D
We can see only that part of the moon which reflects light towards us.

Question 22

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Study the dichotomous key and identify the components of air represented by W, X, Y and Z.

I. (i) Forms one fifth of the natural composition of air: W
(ii) It is a pollutant. Go to II
II. (i) Causes rise in global temperatures: X
(ii) A water soluble gas. Go to III
III. (i) Causes acid rain and summer smog: Y
(ii) Causes acid rain and winter smog: Z

Select the correct option:

	W	X	Y	Z
A.	Oxygen	Methane	Nitrogen dioxide	Sulphur dioxide
B.	Oxygen	Carbon dioxide	Nitrogen dioxide	Sulphur dioxide
C.	Nitrogen	Methane	Sulphur dioxide	Nitrogen dioxide
D.	Nitrogen	Carbon dioxide	Nitrogen dioxide	Sulphur dioxide

A

B

C

D

Question 23
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Which of the following options is FALSE?

A
Sodium and potassium are stored under kerosene.

B
Lemon pickle is stored in aluminium utensils.

C
Immersion rods for heating the liquids are made up of metallic substances.

D
Copper cannot displace zinc from its salt solution.

Question 24
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Refer to the Venn diagram given below and choose the correct option.

A
X represents a sickle, which is used to manually harvest crops.

B
X represents a combine machine, which functions both as a harvester and thresher.

C
X represents a harvester, which is used to separate seed from chaff.

D
X represents a winnowing machine, which is used to separate grain from chaff.

Question 25
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Which of the following options shows a record that is maintained by Red Data Book?

A
Extinct species

B
All species

C
Endangered plants and animals

D
Endemic species

Question 26
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Refer to the Venn diagram given above and choose the correct option.

A
X comprises only flora and fauna present on land.

B
X includes only non-living components.

C
In the zone X, various living and non-living organisms show interdependence.

D
No interaction between biotic and abiotic factors occurs in X.

Question 27
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Which unit of distance is the easiest way to express distance between planets and the sun?

A
Kilometre

B
Parsec

C
Astronomical Unit

D
Nautical Mile

Question 28
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Which planet can be seen in western sky after sunset?

A
Mercury

B
Venus

C
Jupiter

D
Uranus

Question 29
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Which organ is present at the upper end of the windpipe of a human being?

A
Larynx

B
Vocals

C
Tonsils

D
Tongue

Question 30
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Which one of the following properties of wave has no relation with other three properties?

A
Frequency

B
Amplitude

C
Wavelength

D
Speed

Question 31
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Which of the following options is/are TRUE?

A
The carpet produces greater frictional force than the tiled surface.

B
We are more likely to slip while walking on a wet floor.

C
A bigger and heavier box is more difficult to be moved than a smaller and lighter box.

D
All of the above

Question 32
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Frictional force on any object depends on
1. mass of object
2. speed of object relative to surface.
3. coefficient of friction

Which of the above statements is/are correct?

A
All 1, 2 and 3

B
Only 1 and 3

C
Only 2 and 3

D
Only 1

Question 33
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Abida and Ramesh were conducting an experiment in which water was to be heated in a beaker. Abida kept the beaker near the wick on the yellow part of the candle flame. Ramesh kept the beaker on the outermost part of the flame. Which of the following options is TRUE according to the situation?

A
Abida has kept the beaker in the non-luminous zone of the flame.

B
Ramesh's beaker will be heated faster

C
Abida's beaker will be heated faster

D
Ramesh has kept the beaker in the luminous zone of the flame.

Question 34
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L.P.G is the most common domestic fuel which is stored in cylinders or transported through pipelines.
Which of the following statements about L.P.G is/are incorrect?

I. It is a foul smelling gas.
II. It is a clean fuel with a high calorific value.
III. It undergoes spontaneous combustion in the gas burners.
IV. It is a mixture of hydrocarbons.

A
I and II

B
II and III

C
II and IV

D
I and III

Question 35
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Which of the following substances is being used in the following picture?

A
Bitumen

B
Kerosene

C
LPG

D
Paraffin wax

Question 36
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Which of the following options is FALSE?

A
Weight is the force of gravity with which an object is pulled by the Earth.

B
Frictional forces are the forces that oppose or prevent motion.

C
A force results from the interaction between two objects.

D
Forces are measured in units called Joules (J).

Question 37
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Which of the following does not allow electricity to pass through it?

A
Tap water

B
Vinegar

C
Vegetable oil

D
Sea water

Question 38
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Which of the following is an application of electricity in our daily lives?

A
Conduction

B
Electroplating

C
Convection

D
All of these

Question 39
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Which of the following options is the point on the Earth's surface vertically above the focus of an earthquake?

A
Hypocentre

B
Pericentre

C
Epicentre

D
Apocentre

Question 40
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What is the transfer of charge from an object to the Earth known as?

A
Earthing

B
Static charges

C
Conduction

D
Lightening

Question 41
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When we apply force on an inflated balloon using both hands, its shape changes. Which of the following causes that change?

A
Force of Gravitation

B
Force of Motion

C
Force of Pressure

D
Force of Friction

Question 42
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Which of the following forces will not change the potential energy of the body?

A
Gravitational force

B
Spring force

C
Magnetic force

D
Frictional force

Question 43
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Which of the following is a correct pair of organelle and its function?

A
Plasma membrane - Packaging of lipids into vesicles

B
Lysosome - Synthesis of proteins

C
Nucleus- Transmission of genetic material

D
Golgi complex - Storage of waste products

Question 44
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Which of the following endocrine glands is attached to the base of the brain by a thin stalk?

A
Pituitary gland

B
Thyroid gland

C
Adrenal gland

D
Pineal gland

Question 45
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Which of the following is formed by fertilisation between two gametes?

A
Zygote

B
Placenta

C
Embryo

D
Blastula

Question 46

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Match the elements listed in column B with their application listed in column A.

A	B
1. It is used for making engines.	a. Copper
2. It is used for making electric wires.	b. Carbon
3. It is used as a fuel.	c. Mercury
4. It is used in thermometers.	d. Iron
5. It is used in aircraft.	e. Titanium

1 – a, 2 – b, 3 – c, 4 – d, 5 – e

1 – e, 2 – d, 3 – c, 4 – b, 5 – a

1 – d, 2 – a, 3 – b, 4 – c, 5 – e

1 – d, 2 – b, 3 – c, 4 – a, 5 – e

Question 47
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Ravi performed an experiment in which he took two microorganisms X and Y that reproduce by binary fission. Just after cell division, he interchanged the nuclei of the two daughter organisms as shown in the figure given below:

Which of the following is the most likely result of his experiment?

A
Organisms P and S will show similar characteristics.

B
Organism Q will show characteristics of parent organism X.

C
Organism R will show characteristics of parent organism X.

D
Organisms P and Q will show similar characteristics.

Question 48
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Arrange the following boxes in proper order to make a flowchart of sugarcane crop production.

A

B

C

D

Question 49
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Observe the table given below and the characteristics of its components, W, X, Y and Z.

W is a regenerated fibre.
X resembles wool.
Y is used as a non-stick coating for cookware.
Z is a polyester.

Which of the following options in context to W, X, Y and Z is incorrect?

A
W may be rayon.

B
X is acrylic.

C
Y is teflon.

D
Z may be nylon.