National Science Olympiad Forum By SOF Olympiad Trainer

PRINCE from DON BOSCO ACADEMY , PATNA

Subject :NSO Class : Class 7

Find which of the following alphabets, when placed at the sign of interrogation would complete the given matrix.

(a) F
(b) R
(c) T
(d) V

Ans 1:

Praveen Sankar from Amrita vidyalayam, Tuticorin

Class : Class 7

A is the answer

Ans 2:

Praveen Sankar from Amrita vidyalayam, Tuticorin

Class : Class 7

hello

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Bhabani Prasad from Narayan School, Kolkata

Subject :NSO Class : Class 5

What is the smallest number of squares that must be added so that the line AB becomes a line of symmetry ?

(a) 2
(b) 3
(c) 4
(d) 5

Ans 1:

Anita from DPS, Xxx

Class : Class 10

Ans 2:

Bhabani Prasad from Narayan School, Kolkata

Class : Class 6

Ans 3:

R K Madhav from Kendriya Vidhyalaya Kottayam, Kottayam

Class : Class 7

5

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Daksh Jain from Deens Academy, Bangalore

Subject :NSO Class : Class 1

Which of the following match is correct ?

	Animal	Type of food they eat
(A)	Eagle	Plants
(B)	Pig	Both plants and flesh of other animals
(C)	Mouse	Flesh of other animals
(D)	Lizard	Grains.

Ans 1:

Manit Aggarwal from St. Patricks Academy Bengaluru, Bangalore

Class : Class 8

b is the answer

Ans 2:

Sandhya Vk from ,

Class :

option A and D

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DIPANJAN BHATTACHARYA from Lotus valley international school , noida

Subject :NSO Class : Class 5

Which of the following Venn diagram best represents the relation amongst "Batsman, Cricket, Games" ?
(a)
(b)
(c)
(d)

but how? all the venn diagrams i have seen in my life have seperatecircles. not like the ans c.

Ans 1:

R K Madhav from Kendriya Vidhyalaya Kottayam, Kottayam

Class : Class 7

This is because batsman is found inside cricket thus the circle representing batsman will completely be in cricket.Cricket is a game and so the circle representing cricket is inside gmes

Ans 2:

Ashher Pervez from DPS Bhilai, Bhilai

Class : Class 10

hey man ans. C is correct and you have told the reason

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ansh from deens academy, Bengaluru

Subject :NSO Class : Class 4

The bird shown in the figure lays its eggs in

(A) Its own nest

(B) Barbet's nest

(C) Tailor bird's nest

(D) Crow's nest.

Ans 1:

Agnimitra Gupta from south point school, Kolkata

Class : Class 6

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ansh from deens academy, Bengaluru

Subject :NSO Class : Class 4

In which of the following animals, ears are not seen?

(A) Cat

(B) Elephant

(C) Giraffe

(D) Frog.

Ans 1:

Rishika Maurya from Dps, Vadodara

Class : Class 7

frog

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SpaceXX from indian school sohar, Muscat

Subject :NSO Class : Class 4

Which of the following statements is incorrect?

AA wedge is made up of two inclined planes.
BA fork is considered a screw.
CDoor knob is an example of wheel and axle.
DScrews are used to lower and raise things.

d is the correct answer please check if the answer is wrong