National Science Olympiad Forum By SOF Olympiad Trainer

ANANYA.SINGH from dps, noida

Subject :NSO Class : Class 2

AHeavier than
BLighter than
CEqual to
DCan't be determined

it should be equal to

Ans 1:

Gaurika Bhasin from Genesis global school, Noida

Class : Class 2

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Keerthana from FAIPS, Chennai

Subject :NSO Class : Class 6

An error in reading the measurement due to the wrong position of the eye is ______ error.

ADiversion
BResolution
CParallax
DBoth B and C

I don't understand

Ans 1:

Sancia Sam from VNGSM, Chennai

Class : Class 6

c.parallax

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Abhinav from nesss, vadodara

Subject :NSO Class : Class 7

Select a figure from the options which does not satisfies the same condition of placement of the dots as in Fig. (X).

A

B

C

D

Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

The correct answer is B.

Ans 2:

Hritvi from Podar International School, Mumbai

Class : Class 7

I mean it is aldready given in correct answers that the answer is B.

Ans 3:

Hritvi from Podar International School, Mumbai

Class : Class 7

that's obvious

Ans 4:

AHAAN SINHA from DPS Noida, Noida

Class : Class 9

pl give explanation for answer

Ans 5:

Rohan David from Oakridge International school, Hyderabad

Class : Class 7

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ADITYA ROY from VIDYASAGAR SHISHU NIKETAN, MEDINIPUR

Subject :NSO Class : Class 4

Rahul is new to a town. Today is his first day in his school. After school he has to visit a doctor for routine medical checkup.
Which of these symbols on map will help him to locate school and hospital respectively?

(a) f and d
(b) g and e
(c) e and d
(d) f and e

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Ans 1:

AREEN from BOLTON SCHOOL, Secunderabad

Class : Class 5

Answer is A.

Ans 2:

Agnimitra Gupta from south point school, Kolkata

Class : Class 6

explain

Ans 3:

arnav from Dps noida, Delhi

Class : Class 8

Explain

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Asmi Raniga from Indian school Ghubra, Muscat

Subject :NSO Class : Class 3

There is a certain relationship between fig. (i) and (ii).Establish the same relationship between fig. (iii) and (iv) by selecting a figure from the given options which will replace the (?) in fig. (iv).

A
B
C
D

It should be D

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Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

The correct answer is B.

Ans 2:

SAMARPAN DAS from Notre Dame Academy, Salakati Kokrajhar

Class : Class 7

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arunalka70@gmail.com from R n Podar school, Mumbai

Subject :NSO Class : Class 6

A piece of thread folded 6 times is placed along a 15 cm long measuring scale as shown in the figure. The length of the thread is between
Thread

A 0.15 - 0.50 m
B 0.50 m - 1.0 m
C 1.0 m - 1.5 m
D 1.5 m - 2.0 m

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Ans 1:

bengaluru from DA, Bengaluru

Class : Class 5

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Ans 2:

VEERANGANA SINGH from DPS NOIDA, NOIDA

Class : Class 6

Ans 3:

Vihaan Nair from Ambassador School, DUBAI

Class : Class 8

Ans 4:

varun Gupta from arya vidya mandir, Mumbai

Class : Class 8

Ans 5:

Iba khan from DPS GBN, Noida

Class : Class 6

Ans 6:

Jeisree kk from K.S.N secondary school , Chennai

Class : Class 7

Iba khan and bengaluru *

Ans 7:

Iba khan from DPS GBN, Noida

Class : Class 6

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PRAGWANSH JENA from DELHI PUBLIC SCHOOL, Raipur

Subject :NSO Class : Class 2

A person who studies Earth's atmosphere and the variations in the atmospheric conditions that produce weather is called _______.

A Astronomist
B Botanist
C Geologist
DMeteorologist

how meterologist can know about weather ?some how it may partly correct "Astronomist.

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Ans 1:

mahati from Delhi public school, Hyderabad

Class : Class 6

Correct Answer'' Meteorologist''

Ans 2:

SHIVEN.DINKAR from Delhi Public School, Noida

Class : Class 2

D i the right answer

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Krithi Manasvini from Alwin Memorial Public School, Chennai

Subject :NSO Class : Class 2

The given figure has _________ straight lines.

(a) 11
(b) 12
(c) 13
(d) 14

View All Answers (4)

Ans 1:

Kiyan Bihani from Shri Ram Global School, Delhi

Class : Class 2

11

Ans 2:

ashman sharma from Delhi public school bathinda, bathinda

Class : Class 2

what

Ans 3:

Mayank Mishra from Delhi Public School Eldeco, Lucknow

Class : Class 5

Ans 4:

Aaradhya Abhijit Gawande from Shsntiniketan Public School, New Panvel, Raigad

Class : Class 2

Wrong Answer

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Abhiram from TIME, Secunderabad

Subject :NSO Class : Class 8

The given figure shows a circuit which contains three identical lamps and two switches.

Which of the following statements is correct regarding the given circuit?

AWhen switch 2 is closed and switch 1 is open, all the three lamps glow.
BWhen switch 2 is closed and switch 1 is open, only lamp 1 and lamp 3 glow.
CWhen switch 1 is closed and switch 2 is open, only lamp 2 glows.
DWhen both switch 1 and switch 2 are closed, all the three lamps glow.

shouldn't it be option(A) as all the lamps are connected without any switch in middle except switch two.

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Ans 1:

Nikhita Nandakumar from Shishya beml public school, BANGALORE

Class : Class 8

Can't understand

Ans 2:

Sahasra Shanker from KV IIT, Chennai

Class : Class 6

why so ??????????????????

Ans 3:

Sampurna Mandal from DAV Public School Jagganath Talcher, Angul

Class : Class 8

A

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Asmi Raniga from Indian school Ghubra, Muscat

Subject :NSO Class : Class 3

The organ shown in the figure is located _____.

(a) In the head
(b) On the left side of the body
(c) On the right side of the body
(d) Below the waist

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Ans 1:

SARTHAK.SHUKLA from Delhi Public School, Noida, Noida

Class : Class 3

Answer is B because the stomach is a muscular organ located on the left side of the upper abdomen.

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