National Science Olympiad Forum By SOF Olympiad Trainer

Swarit from Indian School Wadi kabir, Muscat

Subject :NSO Class : Class 4

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

A 1
B 2
C 3
D 4

Complete digestion of food takes place in small intestine. Also absorption of the digested food into the blood takes place in small intestine.

Ans 1:

Triya Kaushik from DPS Numaligarh, Golaghat

Class : Class 7

Complete digestion of food is held in the small intestine....

Ans 2:

Shlok Verma from NPS, Bengaluru

Class : Class 4

Ans 3:

Swarit from Indian School Wadi kabir, Muscat

Class : Class 6

Complete digestion of food takes place in small intestine. Also absorption of the digested food into the blood takes place in small intestine.

Ans 4:

AMBALIKAA from LOYOLA SCHOOL BHUBANESWAR, Bhubaneswar

Class : Class 7

c

Ans 5:

Aajani Datta from The Samhita Academy, Bangalore

Class : Class 5

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Advik Malhan from Gurukul world school, Mohali

Subject :NSO Class : Class 5

I scored 56/60 in NSO 2018 mock test. What is my reward?

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SAI KRISHNA from SHISHYA BEML PUBLIC SCHOOL, BANGALORE

Subject :NSO Class : Class 3

Find the odd one out.

A
B
C
D

The answer is C

Ans 1:

Manas Grover from dpsnoida, Noida

Class : Class 5

Ans 2:

Snigdha Agarwal from The Khaitan School, Noida

Class : Class 7

C should be the correct answer.

Ans 3:

Shweta Garg from Vibgyor high, Vadodara

Class : Class 8

Ans 4:

sankalp from Gyan Bharti School, Saket, Delhi

Class : Class 9

Ans 5:

Avantika Raj from Delhi Public School, Bengaluru

Class : Class 9

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Arjun Gourineni from CHIREC International School, Hyderabad

Subject :NSO Class : Class 2

Which among these is an odd one out.

A
B
C
D

No

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Arjun Gourineni from CHIREC International School, Hyderabad

Subject :NSO Class : Class 2

Match Column-I with Column-II and select the correct option from the codes given below.

A(A)-4, (B)-1, (C)-3, (D)-2
B(A)-3, (B)-4, (C)-1, (D)-2
C(A)-2, (B)-4, (C)-1, (D)-3
D(A)-1, (B)-3, (C)-2, (D)-4

No

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Arjun Gourineni from CHIREC International School, Hyderabad

Subject :NSO Class : Class 2

Which of these on unscrambling, gives the name of a wild animal that lives in a hutch?

ABRIATB
BLRIGLAO
COSONGEMO
DKNESA

No

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Ans 1:

anu from Haralur, Bengaluru

Class : Class 5

Ans 2:

anu from Haralur, Bengaluru

Class : Class 5

a

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aryan vir from lotusvalley international school gurugram, Gurgaon

Subject :NSO Class : Class 7

Read the given paragraph carefully.

The female silk (i) lays eggs. When an egg hatches, a tiny caterpillar called silkworm or (ii) crawls out. It feeds on leaves and grows. When it is ready to enter the next stage in its life cycle, it secretes a fibre made of (iii) , which hardens on exposure to air. This is the silk fibre. It covers itself completely with this fibre, to form a (iv) . At this stage, the larva is called a (v) , which grows and changes inside the covering and, a few weeks later comes out as an adult.

Select the correct sequence of words to complete the above paragraph.

	(i)	(ii)	(iii)	(iv)	(v)
A	Moth	Larva	Protein	Pupa	Cocoon
B	Larva	Moth	Carbo-Pupa	Cocoon	hydrate
C	Moth	Larva	Protein	Cocoon	Pupa
D	Moth	Larva	Fat	Cocoon	Pupa

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Ans 1:

Ronav Kerkar from Jamnabai Narsee School, Mumbai

Class : Class 7

doesnt it secrete fat??????????????????

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Saransh Agrawal from Meridian School, Hyderabad

Subject :NSO Class : Class 5

A hoverfly looks like a honey bee (see the figures). Which of the following statements best explains how this adaptation helps the hoverfly to survive ?

ALooking like a honey bee keeps other animals away from the hoverfly's food.
BLooking like a honey bee allows the hoverfly to collect more pollen.
CLooking like a honey bee allows the hoverfly to blend with its environment.
DLooking like a honey bee prevents some predators from trying to eat the hoverfly.

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Ans 1:

Debarpan Das from Delhi Public School , Durgapur

Class : Class 9

Ans 2:

Subharsish Kashyap from CARMEL SCHOOL, JORHAT

Class : Class 5

Ans 3:

AREEN from BOLTON, HYDERABAD

Class : Class 6

Ans is D

Ans 4:

Aniket Nagane from Elpro International School Chinchwad, Pune

Class : Class 7

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Eshaan Sayyad from Sanjivani Academy, Kopargaon

Subject :NSO Class : Class 2

2nd test of NSO not shown on the web site. kindly upload the question so that we can start test

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RAJ TILAK from DELHI PUBLIC SCHOOL , DURGAPUR

Subject :NSO Class : Class 6

The given group of items : milk, cottage cheese and eggs are tested for their nutrient content with the help of ____.

ACopper sulphate
BSodium hydroxide
CIodine
DCombination of both A & B

What is determined by copper sulphate and sodium hydroxide and how?

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Ans 1:

SAMPAD BANERJEE from DELHI PUBLIC SCHOOL , BILASPUR

Class : Class 9

Ans 2:

Hprakash09 from Billabong high Bhopal, Bhopal

Class : Class 7

Ans 3:

Durva Shah from SSRVM, Ahmedabad

Class : Class 6

Ans 4:

Sucheta from Podar, Pune

Class : Class 8

Ans 5:

Akshara from sishya OMR , chennai

Class : Class 8

Ans 6:

Dushyant Singh from Shree Ram Centenial School, Indore

Class : Class 9

Ans 7:

Advik from DPS Patna, Patna

Class : Class 4

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