CBSE Class 5 Science NSO Olympiad MCQs with Answers Set D

Refer to CBSE Class 5 Science NSO Olympiad MCQs with Answers Set D provided below. CBSE Class 5 Science MCQ questions with answers are available for download in Pdf. The MCQ Questions for Class 5 Science with answers are aligned as per the latest syllabus and exam pattern suggested in Class 5 by CBSE, NCERT and KVS. Multiple Choice Questions for NSO Olympiad are an important part of exams for Class 5 Science and if practiced properly can help you to improve your understanding of NSO Olympiad and get higher marks. Refer to more Chapter-wise MCQs for CBSE Class 5 Science and also download more latest study material for all subjects

MCQ for Class 5 Science NSO Olympiad

Class 5 Science students should refer to the following multiple-choice questions with answers for NSO Olympiad in Class 5.

NSO Olympiad MCQ Questions Class 5 Science with Answers

LOGICAL REASONING

Question. How many cubes will balance 2 spheres?

A. 3
B. 6
C. 4
D. 2
Answer : A

Question. ___ and ___ will replace P & Q respectively in given figure matrix.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-1

Answer : A

Question. Given below is the net of a cube. If it is folded, then _____ is opposite to the face marked★.

Answer : B

Question. _____ is exactly in the middle of 4th letter from the left end and 15th letter from the right end in English alphabetical series.
A. I
B. J
C. K
D. H
Answer : D

Question. ______ will replace the (?) to continue the given pattern.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-3

Answer : B

Question. How many circles are used to draw the given figure?

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-4

A. 16
B. 14
C. 12
D. 13
Answer : D

Question. Garima goes to school from home along the indicated path. How many times she will turn right?

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-5

A. 5
B. 6
C. 7
D. 8
Answer : A

Question. How many lines of symmetry does the given figure have?

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-6

A. 0
B. 1
C. 2
D. 3
Answer : B

Question. Select the correct mirror image, if the mirror is placed vertically to the left.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-7

Answer : C

Question. Latika forgets the code of three alphabets (A, I, T) to open her locker. How many different combinations of letters she could try to unlock her locker?
A. 8
B. 12
C. 6
D. 9
Answer : C

Question. Amit celebrates his birthday on third Saturday of July 20XX. The date after his birthday will be ______.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-8

A. 19th
B. 21st
C. 22nd
D. 20th

Answer : C

Question. _____ will replace P, Q, R, S respectively in given below matrix, if the turns will be clockwise.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-9

Answer : C

Question. Which of the following words can't be formed from given logo?

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-10

A. VOTE
B. STOP
C. NEWS
D. TUBE
Answer : D

Question. What will be the direction of P and Q respectively, if Figure (X) is rotated 6(1/4) anticlockwise?

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-11

A. South, North
B. East, West
C. West, South
D. West, East
Answer : C

Question. What is the product of all the numbers in the number pad of a telephone?
A. 362880
B. 358420
C. 294870
D. None of these

Answer : D

SCIENCE

Question. Manoj hits a tuning fork and then dips it into a beaker of water. The water gets agitated. Manoj hits the tuning fork again and places it on a metal plate that has grains of rice placed on it. The grains of rice 'dance' on the plate.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-12

What has Manoj found about the nature of sound?
A. Sound is a form of energy.
B. Sound is produced by vibrations.
C. Sound is actually a kinetic energy
D. Sound is stored potential energy.
Answer : A

Question. A zebra has adaptations that enable it to escape from its predators. What are these adaptations?
1. It can run fast.
2. It has strong limbs.
3. Its eyes are on the front of its head.
4. Its stripes enable it to camouflage itself.
A. 1, 2 and 3
B. 1, 3 and 4
C. 1, 2 and 4
D. 2, 3 and 4
Answer : C

Question. Which of the labelled areas in the Venn diagram represents the small intestine?

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-13

A. 1
B. 2
C. 3
D. 4
Answer : C

Question. Which of the following is not a mammal?

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-14

Answer : B

Question. The diagram below shows some plants and weeds growing together.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-15

Due to the presence of weeds, which of the following do plants have less of?
1. Water 2. N utrients
3. Space 4. Sunlight
A. 1, 2 and 3
B. 1, 2 and 4
C. 3 and 4
D. 1, 2, 3 and 4
Answer : A

Question. Which of the following conditions can be predicted from the picture given below?

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-16

1. Soil erosion 2. Land pollution
3. Water pollution 4. Air pollution
A. 1 and 2
B. 1, 2 and 3
C. 2, 3 and 4
D. 1, 2, 3 and 4
Answer : D

Question. Rakesh used different magnets to pick up paperclips. The table below shows the results of his experiment.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-17

Each magnet was tested three times. Why was this necessary?
A. To make sure the magnets were working properly.
B. To make sure the correct magnets were used.
C. To make sure they were really magnets.
D. To minimise the possibility of error.
Answer : D

Question. Which of the following statements about the heart are correct?
1. The heart is made up of a special muscle called the heart muscle.
2. The heart is protected by the ribcage and is found between the lungs.
3. The heart contracts and relaxes 24 hours a day.
4. The heart muscle is within our control.
A. 1, 2 and 3
B. 1, 2 and 4
C. 2, 3 and 4
D. 1, 3 and 4
Answer : A

Question. The diagram below shows a water hyacinth plant.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-18

Which of the following parts of the water hyacinth is adapted for floating?
A. P
B. Q
C. R
D. S
Answer : C

Question. Four plants of the same type and similar size grown in identical pots filled with soil are treated differently once in a week.

PlantSoil is added with
PDetergent mixed with water
QPieces of dead leaves
RRain water
SSubstances containing nitrogen compounds

Which one of the plants will not grow as healthier as the others?
A. P
B. Q
C. R
D. S
Answer : A

Question. Astrodog went on an expedition to the Moon some years ago. The dog died on the Moon and was left behind by the astronauts when they returned to Earth.
The following year, another group of astronauts landed on the Moon and were surprised to find that Astrodog's body was not decomposed.
This is because decomposers cannot live on the Moon since the ______.

A. Moon has no atmosphere
B. Moon is not as warm as the Earth
C. Moon is much smaller than the Earth
D. Moon's gravitational pull is weaker than the Earth's gravitational pull
Answer : A

Question. Ritu filled a syringe with water and tried to push the piston down, with her finger covering the opening, but found it difficult to do so. 

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-19

What does this experiment show?
A. Water can be compressed.
B. Water cannot be compressed.
C. Water occupies space.
D. Water has mass and volume.
Answer : B

Question. Study the four set-ups given below.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-20

From the set-ups shown, which ramp do you think would make the toy car, when released, travel the farthest along the table top from point X?
A. Ramp 1
B. Ramp 2
C. Ramp 3
D. Ramp 4
Answer : D

Question. Refer to the given figure of four different feet of birds.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-21

In what ways are these feet similar?
1. They are feathery.
2. They are webbed.
3. There are four toes on each foot.
4. There is a claw at the end of each toe.
A. 1 and 2
B. 2 and 4
C. 1 and 3
D. 3 and 4
Answer : D

Question. Four pupils want to conduct a test to find out if the thickness of a candle affects the time taken for the flame to go out. Which of the following set-ups should the pupils use to perform a fair test?

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-22

Answer : D

Question. Which of the following statements about humans is/are true?
1. Vigorous exercise increases the pulse rate.
2. The windpipe is part of the digestive system.
3. The blood vessels supply only oxygen-rich blood to all parts of the body.
4. Digestion of food starts in the stomach.
A. 1 only
B. 1 and 3
C. 2 only
D. 3 and 4
Answer : A

Question. The water cycle is important to us because it does three of the four things listed below. Which one of the following it does NOT serve?
A. It refills groundwater, lakes, ponds and natural springs.
B. It is the mechanism for transferring water from the sea to the land.
C. It ensures that living things are provided with water for their survival.
D. It carries in, from the sea, the mineral salts that plants need for growth.
Answer : D

Question. In case of heat stroke, what should be done immediately?
A. Cover the patient with any cloth, preferably with woollen cloth.
B. Give the patient a solution of salt, sugar and lime or preferably juice of an unripe mango.
C. Make the patient lie down in a sunny place. 
D. Give hot tea or coffee to the patient.
Answer : B

Question. Which of the following statements is correct regarding the food?
A. Roughage present in vegetables and fruits must be discarded.
B. Overcooking decreases the nutritive value of food.
C. Preserved food has more nutritive value than the fresh food.
D. Growing children need more fats to build strong muscles.
Answer : B

Question. Natural processes change the surface of the Earth.
Some changes occur rapidly and some occur slowly.
Which of the following would cause the slowest change in the Earth’s surface?
A. Wind
B. Landslide
C. Volcano
D. Earthquake
Answer : A

Question. Monika is speeding towards a hospital in her car. Suddenly she applies a brake on seeing a road sign at the road side. Which of these road signs she must have seen?

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-23

Answer : B

Question. In order to make water contained in a small bottle evaporate more quickly, you should ______.
A. Add ice to it
B. Put it in the shade
C. Add salt to it
D. Pour it into a large bowl
Answer : D

Question. Which one of the following statements about tadpoles and frogs is incorrect?
A. Both tadpoles and frogs can swim.
B. Both tadpoles and frogs breathe through gills.
C. Tadpoles have tails but frogs do not.
D. Young tadpoles have no legs but frogs have four legs.
Answer : B

Question. Doctor told Radha that she is suffering from diabetes which is a chronic disease. It means that _______.
A. Her disease will last only for a short period of time
B. Her disease can be transmitted from person to person
C. Her disease can be controlled but generally not cured
D. Her disease is caused by bacteria or other micro-organisms
Answer : C

Question. Which gas is collected at the top of the inverted test tube when a water plant or a pond weed is kept in the water as shown in the figure?

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-24

A. Water vapour
B. Carbon dioxide
C. Oxygen
D. All of these
Answer : C

Question. Select the correct statement regarding the source of water on Earth.
A. Ponds hold about 70% of all the water on Earth.
B. No water exists beneath the surface of the Earth.
C. The Earth has much more salt water than fresh water.
D. Most of the Earth’s water is stored as ice in giant glaciers.
Answer : C

Question. Identify 1, 3, 4 and 6 in the given pyramid and select the correct option.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-25

 1346
AFruitsGrainsProteinsSweets and fats
BGrainsFruitsProteinsSweets and fats
CProteinsFruitsGrainsSweets and fats
DFruitsProteinsFatsGrains

Answer : B

Question. Meera was looking at the pictures of two different mountains in India, namely Aravali and Himalayas.
She was surprised to see that the Aravali mountains were much smaller, more rounded and looked old and worn out as compared to the Himalayan mountains.
What could be the best explanation for this?
A. The effects of wind and water caused weathering of the Aravali mountains.
B. Too many people and animals travelled across the Aravali mountains, causing them to wear away.
C. The snowfall on the Aravali mountains was so heavy that it caused the mountains to shrink.
D. There is lot of snowfall on the Himalayan mountains every year which makes them look taller and younger.
Answer : A

Question. The term ‘Reduce’ is one of the three R’s (reduce, reuse and recycle) to save the environment. An example of the opposite of reducing is over-packaging which is an anti-environment activity. Which of the following packaging activities is anti-environment?
A. Filling a cereal box completely
B. Putting an item in a cardboard box, then putting that box in another box
C. Putting foam packing material around a fragile item
D. Packing an item in the smallest possible box
Answer : B

Question. Nowadays Pluto is not considered a planet because_____.
A. It has stopped burning
B. Bits of light is reflected from its surface
C. Its orbit is irregular
D. It is considered an ultra-large planet

Answer : C

ACHIEVERS SECTION

Question. Study the table given below.

PlantHerbivoresCarnivoresOmnivores
KL and MN and PQ and R

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-26

Answer : A

Question. Gopal carried out an experiment to find out how things decomposed. He put each of the following food items in covered jars under different conditions. After a week, he recorded his results as shown in the table below.

Food itemSunlightIts conditionObservations
Dried
cuttlefish
NoDryNo smell, No
change
Cooked
tapioca
YesDampSmelly, Mushy
Dried
mushroom
YesDryNo smell, No
change
CauliflowerNoDampSmelly,
Mouldy
Small
prawn
YesDampSmelly, Mushy

Based on the given information, which conclusions can be drawn about decomposition?
1. Dry things do not decompose.
2. Sunlight is needed for things to decompose.
3. Decomposers grow well in damp condition.
4. Decomposers grow better on plants than on animals.
A. 1 and 2
B. 2 and 4
C. 1 and 3
D. 3 and 4
Answer : C

Question. Read the following data about the given four bar magnets.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-29

(i) Q is a south pole.
(ii) Poles U and V attract.
(iii) Poles P and R repel.
(iv) Poles R and V attract
Answer : C

Identify the poles of four magnets and select the correct option.
       North                        South
A. P, R, T, V                  Q, S, U, W
B. Q, S, T, V                 P, R, U, W
C. P, R, U, W               Q, S, T, V
D. Q, S, V, W               P, R, T, U

Question. The given figure shows the phases of the Moon.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-30

Select the phases of the Moon during which the highest tides in sea are seen on Earth?
A. d and h
B. f and j
C. e and g
D. i and k
Answer : B

Question. Three different types of plants X, Y and Z, were selected by scientists who want to document their methods of seed dispersal. The graphs below show the approximate number of seedlings found at various distances around the parent plant.

""CBSE-Class-5-Science-NSO-Olympiad-MCQs-with-Answers-Set-D-31

Which option most correctly lists the methods of seed dispersal of each plant?

 XYZ
AWaterExplosive actionAnimal
BWindAnimalWater
CWindAnimalExplosive action
DExplosive actionWaterAnimal

Answer : C

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Multiple Choice Questions (MCQs) for NSO Olympiad Class 5 Science are objective-based questions which provide multiple answer options, and students are required to choose the correct answer from the given choices.

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