National Science Olympiad Forum By SOF Olympiad Trainer

Pulkit Khanna from DELHI PUBLIC SCHOOL RUBY PARK KOLKATA, Kolkata

Subject :NSO Class : Class 6

Study the circuit carefully and answer

What can be placed between the open ends to light up the bulb ?

(i) Needle

(ii) Iron nail

(iii) Copper coin

(iv) Wooden piece

(A) (i) & (iii)

(B) (ii) & (iii)

(C) (i), (ii) & (iii)

(D) All of these.
What is this SOF? This is not expected from you all.

Ans 1:

SAHANA RAY from D.A.V. PUBLIC SCHOOL,MIDNAPUR, MIDNAPUR

Class : Class 6

fhgggggggggggg

Post Your Answer

Pulkit Khanna from DELHI PUBLIC SCHOOL RUBY PARK KOLKATA, Kolkata

Subject :NSO Class : Class 6

What is the function of the component shown above ?

(A) It is used to connect the bulb to the other components in the circuit

(B) It provides the energy for the bulb to glow

(C) It controls the flow of current in a circuit

(D) It measures the current in a circuit.
The answer given by SOF is wrng according to my school textbook.Please see and answer.Pulkit Khanna,DPS Ruby Park,Kolkata

Ans 1:

Aditya Sai Vemparala from Amanora school, Pune

Class : Class 10

Post Your Answer

ROHAN from ARMY PUBLIC SCHOOL, DANAPUR CANTT, PATNA-801503, PATNA

Subject :NSO Class : Class 8

Which of the following is the first sign of an approaching cyclone?

(A) Rains accompanied by lightning

(B) High temperature and humidity

(C) Cool breeze and rains

(D) Powerful water waves.

Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

The correct answer is D.

Post Your Answer

Sushil Kumar from dpsnoida, Noida

Subject :NSO Class : Class 2

Why should we plant more trees ?

(A) Plants help to beautify the place

(B) Plants give us food, clothes, shelter and raw materials for our factories

(C) Plants make the air pure

(D) All of the above.

correct ans plz

Ans 1:

Sushil Kumar from dpsnoida, Noida

Class : Class 7

Option D is correct

Ans 2:

naman from dps noida noida, Noida

Class : Class 5

D

Ans 3:

Sheersh sharma from DPS, NOIDA

Class : Class 9

D ALL OF THE ABOVE

Ans 4:

Sheersh sharma from DPS, NOIDA

Class : Class 9

D ALL OF THE ABOVE

Post Your Answer

tharun nayak from kb school of excellence , Hyderabad

Subject :NSO Class : Class 9

who found the elctron?

Ans 1:

srinethe from kv no.1 pondy, puducherry

Class : Class 10

j.j.thomson

Post Your Answer

Suman Lata from o.s.d.a.v public school kaithal haryana, kaithal

Subject :NSO Class : Class 8

The substances produced by micro-organisms which in low concentration are antagonistic to the growth of other micro-organisms are called

(A) Vaccines

(B) Antibiotics

(C) Interferons

(D) None of these.

Ans 1:

Rahul from St xavier public school , Samastipur

Class : Class 8

Antibiotics

Post Your Answer

Sushil Kumar from dpsnoida, Noida

Subject :NSO Class : Class 6

Select a figure from the options which will continue the same series as established by the five problem figures. Problem Figures

(a)
(b)
(c)
(d)

explain plz

Ans 1:

Sushil Kumar from dpsnoida, Noida

Class : Class 7

what is correct option

Ans 2:

Hrishit Yadav from St Joseph College, Allahabad, Allahabad

Class : Class 9

C

Ans 3:

arinjay from modern delhi public school, Faridabad

Class : Class 6

(C)-part is the answer

Post Your Answer

maia.rae.sarabhai@gmail.com from The Riveride School, Ahmedabad

Subject :NSO Class : Class 5

Select the odd one out.

A

B

C

D

Ans 1:

akshaj das from NARAYANA E TECHNO kaggdaspura, Bengaluru

Class : Class 8

Ans 2:

Swamev Gupta from Amity International school, Gurgaon

Class : Class 10

Ans 3:

Amit Bhasin from Podae International School, Nerul

Class : Class 8

the correct answer is C because it has no slanting lines as compared to the other figures

Ans 4:

shaun joel dasari from subs, chennai

Class : Class 4

Ans 5:

Rupal Rajesh Chavan from St John's High School, Mumbai

Class : Class 5

the correct answer is C because that figure has no curved lines

Post Your Answer

maia.rae.sarabhai@gmail.com from The Riveride School, Ahmedabad

Subject :NSO Class : Class 5

'X' is actually an inclined plane that winds around itself. Read the following statements about 'X' and select the incorrect ones.
(i) It is used to lower and raise things.
(ii) It is used to hold objects together.
(iii) It is used to split things apart.
(iv) Its examples include jar lids, light bulbs, clamps, wrenches and key rings.
(v) It is used to move things from one place to another.
(a) (i), (ii) and (iv)
(b) (iii) and (v)
(c) (ii), (iii), (iv) and (v)
(d) (i) and (ii)

View All Answers (6)

Ans 1:

Mridul Jain from Shishukunj International School Indore, Indore

Class : Class 9

By your own admission option i,ii and iv are correct.Hence,the correct option is A

Ans 2:

Krethick Ravichandran from FIITJEE GLOBAL SCHOOL , India

Class : Class 9

option B

Ans 3:

Krethick Ravichandran from FIITJEE GLOBAL SCHOOL , India

Class : Class 9

Ans 4:

Atharv from Lakshdham high school , Mumbai

Class : Class 6

Ans 5:

Krethick Ravichandran from FIITJEE GLOBAL SCHOOL , India

Class : Class 9

Ans 6:

parths from hiranandani foundation school, Mumbai

Class : Class 5

b

Submit Your Answers

Post Your Answer

Praveena from Sri Sankara Senior Secondary, Chennai

Subject :NSO Class : Class 5

Tell which is healthy a carrot b onion c tomato d ladies finger

User Forum

Ans 1:

Ans 1:

Ans 1: (Master Answer)

Ans 1:

Ans 2:

Ans 3:

Ans 4:

Ans 1:

Ans 1:

Ans 1:

Ans 2:

Ans 3:

Ans 1:

Ans 2:

Ans 3:

Ans 4:

Ans 5:

Ans 1:

Ans 2:

Ans 3:

Ans 4:

Ans 5:

Ans 6:

Related Links