NSO - Mock Test

TIME LEFT -

Question 1
1.2 / -0

If PROFESSOR is coded as OSNGDTRPQ, then the word ALLOWED will be coded as:

A
BMMPXFE

B
BKMNXDE

C
ZKKNVDC

D
ZMKPVFC

Question 2
1.2 / -0

Find the missing number in the given pattern:

A
9

B
15

C
24

D
34

Question 3
1.2 / -0

Directions: In the following question, there is a relationship between the two terms to the left of (: :) and the same relationship holds between the two terms to its right, out of which one term is missing. Choose the missing term from the given options.

63 : 126 : : 215 : ?

A
621

B
342

C
344

D
243

Question 4
1.2 / -0

Find the mirror image of the following figure:

A

B

C

D

Question 5
1.2 / -0

In which of the following options is the image given below not embedded?

A

B

C

D

Question 6
1.2 / -0

Find the missing terms in the given pattern:

E, M, F, L, G, K, ?, ?

A
H, J

B
J, H

C
S, A

D
J, I

Question 7
1.2 / -0

If ACE : IKM, then which of the following is true?

A
DFH : UYZ

B
RTV : ZBD

C
PQR : WXY

D
GHI : PST

Question 8
1.2 / -0

Look at this series: 53, 53, 40, 40, 27, 27, ...

What number should come next?

A
12

B
14

C
27

D
53

Question 9
1.2 / -0

If Pintu is the brother of the son of Amar's son, how is Pintu related to Amar?

A
Son

B
Grandson

C
Brother

D
Father

Question 10
1.2 / -0

Find the missing value in the following series:

1, 2, 6, 15, 31, ?

A
46

B
48

C
54

D
56

Question 11
1.2 / -0

Refer to the flow chart given below and choose the incorrect match.

A
B: Helps to swim in water

B
A: Helps bear to locate and catch its prey

C
C: Insulates the bear's body from cold

D
D: Predator is unable to see the bear

Question 12
1.2 / -0

Four identical bulbs are connected in the circuit, what will happen if bulb A is fused.

A
Only bulb C will glow

B
Bulb B and D will glow

C
Bulb B, D and C will glow

D
No bulb will glow.

Question 13
1.2 / -0

A cyclist is riding a bicycle. The force responsible for the forward movement of the bicycle is

A
the force exerted by the cyclist on paddle in backward direction

B
frictional force exerted by the ground on the bicycle

C
the force exerted by the cycle on the ground

D
the force exerted by the cycle on the cyclist

Question 14
1.2 / -0

Which of the following is not an example of radiation?

A
Heating of water in geyser.

B
Heating of food in in microwave oven

C
Cooking by solar cooker

D
Heating from a light bulb.

Question 15
1.2 / -0

What type of image is formed by a plane mirror?

A
Erect and virtual

B
Of the same size as that of the object

C
Left-right inverted

D
All of the above

Question 16
1.2 / -0

Why do we have holes in banners and hoardings?

A
To save them from air pressure

B
To pass air from holes

C
To increase the durability of the hoarding.

D
All of the above

Question 17
1.2 / -0

Which of the following states of India is not prone to cyclone?

A
Kerala

B
Andhra Pradesh

C
Tamil Nadu

D
Punjab

Question 18
1.2 / -0

Which of the following is used as a magnifying glass?

A
A convex lens

B
A plane mirror

C
A concave lens

D
A concave mirror

Question 19
1.2 / -0

Which of the following is/are the best way(s) to help the neighbours in case of cyclone?

A
Providing first aid to the injured ones

B
Keeping them informed about the weather forecast, alerts and warnings

C
Arrangement of food and drinking water

D
All of the above

Question 20
1.2 / -0

If a colourless aqueous solution of a substance turns blue litmus red, then what is the colour change expected when phenolphthalein indicator is added to it?

A
The solution turns pink.

B
The solution turns blue

C
The solution turns green.

D
The solution remains colourless.

Question 21
1.2 / -0

Which of the following states experiences the see breeze?

A
Uttar Pradesh

B
Goa

C
Punjab

D
Haryana

Question 22
1.2 / -0

Observe the part X of the plant shown in the figure given above. It helps in performing

A
photosynthesis

B
respiration

C
transpiration

D
All of the above

Question 23
1.2 / -0

Which of the following is not an adaptation of camels to live in hot deserts?

A
Water storage ability

B
Dry dung

C
Thick fur

D
Less urine

Question 24
1.2 / -0

Which one of the following countries has tropical rainforests?

A
Brazil

B
Australia

C
Austria

D
China

Question 25
1.2 / -0

Directions: Look at the given diagram carefully and answer the question.

Which of the following statements is incorrect about A?

A
A is the site for diffusion.

B
A represents projections of skin.

C
A is used by fish to drink water.

D
A is well supplied with blood vessels.

Question 26
1.2 / -0

Which of the following is the correct explanation of 'land breeze'?

A
Winds that flow on oceans only

B
Winds that flow on land only

C
Flow of winds from ocean towards land

D
Flow of winds from land to ocean

Question 27
1.2 / -0

Which of the following organisms have spiracles through which air enters in their body?

A
Plants

B
Fishes

C
Mammals

D
Insects

Question 28
1.2 / -0

What kind of climate is there in tropical regions?

A
Hot and humid

B
Moderate temperature

C
Hot and dry

D
Very hot, with less rainfall

Question 29
1.2 / -0

What is the role of lactic acid production in our body during intense exercise?

A
It provides energy in shortage of oxygen.

B
It excretes waste substance from the body.

C
Its decreases heart rate.

D
It helps to decrease blood sugar level.

Question 30
1.2 / -0

A student, while setting up the experiment to show that CO₂ is evolved during respiration, committed some errors shown in the figure below:

What changes should be made in the setup to get the desired results?

A
KOH solution should be taken in the small test tube inside the flask and germinating seeds in the beaker.

B
Water should be taken in the beaker and KOH solution in the flask.

C
KOH solution should be taken in the small test tube inside the flask and water should be taken in the beaker.

D
Water should be taken in the flask and KOH solution in the small test tube.

Question 31
1.2 / -0

Which of the following is/are true for aerobic respiration?

A
End products are carbon dioxide and water.

B
It occurs in most plants and animals.

C
It is the process of breakdown of food in the presence of oxygen.

D
All of the above

Question 32
1.2 / -0

Which of the following animals breathe through skin?

A
Earthworms

B
Fishes

C
Cockroaches

D
Whales

Question 33
1.2 / -0

Refer to the diagram given below.

Bees hover over the flowers to collect nectar from them. During this, bees carry X from one flower to the other. Which part of the flower should the bees touch in order to collect X?

A
Q

B
P

C
S

D
R

Question 34
1.2 / -0

Of the two test tubes shown in the picture, one contains an acid and the other contains water.

Which of the following is a suitable indicator to detect the contents of the test tube?

A
Methyl orange

B
Clove oil

C
Phenolphthalein

D
Red litmus paper

Question 35
1.2 / -0

In higher plants, usually the haploid (half) set of chromosomes is present in

A
embryo

B
endosperm

C
shoot apex

D
pollen

Question 36
1.2 / -0

Which of the following is not a measure for the conservation of water?

A
Generation of hydroelectricity

B
Keeping the tap close while brushing the teeth

C
Rainwater harvesting

D
Using waste water for plants

Question 37
1.2 / -0

What is the study of light called?

A
Optics

B
Geology

C
Selenography

D
Astronomy

Question 38
1.2 / -0

Directions: Analyse the two statements given below and select the correct option.

Statement I: Patanwadi sheep is found in Gujarat.
Statement II: Patanwadi wool is used for hosiery.

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

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

C
Statement I is correct, but statement II is incorrect.

D
Both statements I and II are incorrect.

Question 39
1.2 / -0

Which of the following is/are responsible for clotting or coagulation of blood?

A
Blood vessels

B
Capillaries

C
Plasma

D
Platelets

Question 40
1.2 / -0

Which of the following methods is used by unicellular plants like yeast for reproduction?

A
Fragmentation

B
Budding

C
Spore formation

D
Vegetative propagation

Question 41
1.2 / -0

A car travels from Ludhiana to Delhi with a speed of 30 km/h and returns with a speed of 60 km/h. What is the average speed for the whole journey?

A
40 km/h

B
45 km/h

C
0 km/h

D
50 km/h

Question 42
1.2 / -0

Observe the image below and the colour of the solutions when universal indicator is added to them.

Select from the options provided, the combination of acid and base respectively that could justify the picture.

A
HCl + NH₄OH

B
HCl + NaOH

C
CH₃COOH + NaOH

D
CH₃COOH + NH₄OH

Question 43
1.2 / -0

Silk is a continuous filament made up of secretions by the salivary glands of the silkworm. These secretions contain two proteins, X that makes up the filament and Y, which is a gum that holds the filaments together.

'X' and 'Y' respectively are:

A
Fibroin and Sericin

B
Sericin and Myosin

C
Sericin and Fibroin

D
Myosin and Fibroin

Question 44
1.2 / -0

Which of the following types of teeth are used for fine grinding of food?

A
Canines

B
Molars

C
Premolars

D
Incisors

Question 45
1.2 / -0

Observe the following classification of 'Changes around us' and analyse the statements that follow.

I. 'W' could be digestion of food.
II. 'X' could be cutting of a log of wood into pieces.
III. 'Y' could be rotting of fruits and vegetables.
IV. 'Z' could be evaporation of water from the water bodies.

Which of the above statements regarding 'W', 'X', 'Y' and 'Z' are FALSE?

A
I and II

B
I and IV

C
II and III

D
III and IV

Question 46
1.2 / -0

Study the following diagrams carefully and select the option which shows the correct statements regarding them.

Statements:
(a) (A) shows xylem and (B) shows phloem.
(b) (A) has end walls between cells and (B) has no end walls between cells.
(c) In (A), transport of water and minerals is taking place; in (B), transport of food is taking place.
(d) In (A), transport of food is taking place; in (B), transport of water and minerals is taking place.
(e) (A) has no end walls between cells and (B) has end walls between cells.
(f) (A) shows phloem (B) shows xylem.

A
(f), (b) and (d)

B
(a), (b) and (c)

C
(a), (c) and (e)

D
(f), (c) and (e)

Question 47
1.2 / -0

There are various types of asexual reproduction in plants and organisms. Which of the following options is correct about the given diagrams?

A
(A) shows budding, (B) shows spore formation, (C) shows fragmentation

B
(A) shows budding, (B) shows fragmentation, (C) shows spore formation

C
(A) shows vegetative propagation, (B) shows spore formation, (C) shows fragmentation

D
(A) shows budding, (B) shows vegetative propagation, (C) shows fragmentation

Question 48
1.2 / -0

Consider the following pictures:

Which of the given statements is true about the given pictures?

(1) (A) shows oscillatory motion, (B) shows odometer, (C) shows speedometer, (D) shows rectilinear motion
(2) (A) shows rectilinear motion, (B) shows odometer, (C) shows speedometer, (D) shows oscillatory motion
(3) (A) shows oscillatory motion, (B) shows speedometer, (C) shows odometer, (D) shows rectilinear motion
(4) (A) shows circular motion, (B) shows odometer, (C) shows speedometer, (D) shows rectilinear motion

A
(1)

B
(2)

C
(3)

D
(4)

Question 49

1.2 / -0

The column A of the following table lists certain steps to obtain wool from sheep. Match the processes with their correct explanation.

A	B
(i) Shearing	(a) Fibres are combed and rolled into yarn.
(ii) Scouring	(b) Burrs are dyed in desired colours.
(iii) Sorting	(c) Fleece is sorted according to the texture.
(iv) Dyeing	(d) Fleece is washed properly to remove dirt and grease.
(v) Spinning	(e) The fleece of sheep is shaved off along with a thin layer of skin.

(i) - (c), (ii) - (b), (iii) - (e), (iv) - (a), (v) - (d)

(i) - (d), (ii) - (e), (iii) - (b), (iv) - (a), (v) - (c)

(i) - (e), (ii) - (d), (iii) - (c), (iv) - (b), (v) - (a)

(i) - (c), (ii) - (e), (iii) - (a), (iv) - (b), (v) - (d)

Question 50
1.2 / -0

A destarched leaf on a potted plant was covered with black (A), white (B) and transparent (C) strips of paper as shown in the figure.

After six hours of exposure to sunlight, the leaf was removed from the plant and tested for starch. Which one of the following would be the correct observation?

A
Only portions A and B remain colourless, while the rest of the leaf turns blue-black.

B
The whole leaf turns blue-black.

C
Only portions B and C turn blue-black.

D
Portions A, B and C remain colourless, while the rest of the leaf turns blue-black.