National Science Olympiad Forum By SOF Olympiad Trainer

Ashwika Saraf from Bal Bharati Public School, Kharghar

Subject :NSO Class : Class 2

Ravi is ill. He feels tired all day and cannot work properly. His doctor diagnosed that there is some problem in organ X of his body, so all the other body parts are not getting sufficient oxygen. Identify organ X.

A
B
C
D

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ishit from EUROSCHOOL THANE, THANE WEST

Subject :NSO Class : Class 4

Alisha gobbled down her food quickly and did not chew her food well. Which part of her digestive system will have to work harder to digest her food?

AGullet and Stomach
BStomach and Kidney
CStomach and Small intestine
DSmall intestine and Large intestine

Can you tell the answer to this question please

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Ans 1:

sudiksha Bhaskar Chaudhary from Shri Mahavir Jain English School,Kalyan west, Kalyan west

Class : Class 6

Ans 2:

SHUVRA MAITRA from THE HERITAGE , KOLKATA

Class : Class 4

Ans 3:

LAVANYA DADHWAL from BLOOM PUBLIC SCHOOL, South West Delhi

Class : Class 9

Ans 4:

Arjun from dpsnoida, Noida

Class : Class 4

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ishit from EUROSCHOOL THANE, THANE WEST

Subject :NSO Class : Class 4

Which of the following flowers does not have the same adaptation to help in pollination as the flower X given in the picture?

A

B

C

D

Can you tell the answer to this question please

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Ans 1:

Kairav Gupta from Bombay Scottish School, Mahim, Mumbai

Class : Class 4

Ans 2:

BV Karthikeya from Sentia, Hyderabad

Class : Class 6

Ans 3:

Siddharth Laxmisha from The Study Lecole Internationale, PUDUCHERRY

Class : Class 8

Ans 4:

SWARIT JAIN from DPS Greater Noida, GREATER NOIDA

Class : Class 9

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ishit from EUROSCHOOL THANE, THANE WEST

Subject :NSO Class : Class 4

Read the following statements.
1. Cooking makes the food soft, tasty and easy to chew and digest.
2. Reheating food again and again restores nutrients in the food.
3. Eating junk food very often can lead to health problems.
4. Old people need food that is hard and raw.
Which of these statements is/are incorrect?

A1, 2 and 3 only
B3 and 4 only
C2 and 4 only
D3 only

Can you tell the answer to this question

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ishit from EUROSCHOOL THANE, THANE WEST

Subject :NSO Class : Class 4

The given experimental set-up was put in sunlight for a few days. Then leaves X and Y were plucked and iodine test was performed on them. What would you observe?

ALeaf X will completely turn blue black.
BLeaf Y will remain colourless.
CLeaf X will remain colourless at the part covered with dark paper.
DLeaf Y will show blue black colour on tip only.

Can you tell the answer to this question

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ishit from EUROSCHOOL THANE, THANE WEST

Subject :NSO Class : Class 4

The given table shows the sizes of 4 different kinds of paper when weighed to exactly 100 g.

(i) Which kind of paper is the thickest?
(ii) Which paper will allow the maximum light to pass through?

A(i) - Tissue paper, (ii) - Construction paper
B(i) - Tracing paper, (ii) - Waxed paper
C(i) - Waxed paper, (ii) - Tissue paper
D(i) - Construction paper, (ii) - Tracing paper

Can you tell the answer to this question

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Ans 1:

Sai Manushri from freedom international school, bangalore

Class : Class 4

Ans 2:

Subhang Deep Sahu from Narayana CO Kadugodi Bangalore, Bangalore

Class : Class 8

Ans 3:

Ava from trio, bangalore

Class : Class 2

Ans 4:

Yash Kal from GP School, Mumbai

Class : Class 4

Ans 5:

VANSH GARG from DPSG, GHAZIABAD

Class : Class 4

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Karthik Chandan Palepu from dps east, Bangalore

Subject :NSO Class : Class 2

Select the INCORRECT match out of the following.

ATalc - Softest mineral
BCoal - Used to make electricity
CChalk - Used to write on black board
DGraphite - Used to make kitchen slabs

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Ans 1:

S Malhotra from SFS , New Delhi

Class : Class 5

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Vivaan Telang from Vibgor High, Mumbai

Subject :NSO Class : Class 5

Which of the following figures will continue the given figure series?

A
B
C
D

why not option B

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Ans 1:

AREEN from BOLTON, HYDERABAD

Class : Class 6

Ans is A because we are turning it a quarter. Also:- L+3=O O+3=R R+3=U

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Yajur Nag from dps vk, delhi

Subject :NSO Class : Class 4

Refer to the given word grid and answer the following questions.

Some uniforms are shown here. A professional who wears one of these uniforms is hidden in the word grid. Identify the one and select the correct option.

A
B
C
D

idiot

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Ans 1:

Ryan from YBIS , SINGAPORE

Class : Class 5

Ans 2:

Saipriya from Sankara, Chennai

Class : Class 9

Ans 3:

Sovan from Salt lake ca, Kolkata

Class : Class 4

d

Ans 4:

Pragnay Priyadarshi from Quantum Leap School, HYDERABAD

Class : Class 7

c

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ADRIJA BANERJEE from KANAURIA GANGABAUX BHARTIYA VIDYA BHAVAN, KOLKATA

Subject :NSO Class : Class 6

Six friends are sitting around a circle facing the centre. Deepa is between Pratik and Pankaj. Priti is between Mohit and Rohit. Deepa is immediately right to Pratik. Pratik and Mohit are opposite to each other. Who is opposite to Priti?

A Pankaj
B Deepa
C Rohit
D Data inadequate

I think it should be pankaj. The answer is wrong.

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Ans 1:

Manvi Mundepi from Montfort School Roorkee, Roorkee

Class : Class 9

no,the answer is b-deepa

Ans 2:

devansh gaurangi from Stella Maris School , Lucknow

Class : Class 8

I think it's answer is DEEPA.

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