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SAANVI.SHUKLA from DELHI PUBLIC SCHOOL, NOIDA

Subject :NSO Class : Class 2

The given things can be dangerous as they all

A Have sharp edges which can cut your hands
B Can catch fire easily and can burn you
C Are chemicals and can be harmful
D None of these.

no;i

Ans 1:

harshit kapoor from harshit kapoor, Amritsar

Class : Class 2

Ans 2:

Manit Aggarwal from Redbridge International Academy, Bangalore

Class : Class 2

a is the answer

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Sanjana Iyer from HFS Powai, Mumbai

Subject :NSO Class : Class 6

Which of the following statements is incorrect ?

(A) Rotten garbage can be used as manure for plants

(B) Materials made up of glass take thousand of years to decompose

(D) Burning of plastic leads to cancer.
They have asked which action is incorrect.

Ans 1:

SUHANI PANDA from DE PAUL SCHOOL, BERHAMPUR, BERHAMPUR

Class : Class 7

I think it's option (C) as plastic bags are harmful for environment.

Ans 2:

SUHANI PANDA from DE PAUL SCHOOL, BERHAMPUR, BERHAMPUR

Class : Class 7

I think it's option (C) as plastic bags are harmful for environment.

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robinbijo from Sri Sankara Senior Secondary High School, Chennai

Subject :NSO Class : Class 6

How does planting trees give us rain

Ans 1:

SUHANI PANDA from DE PAUL SCHOOL, BERHAMPUR, BERHAMPUR

Class : Class 7

Water absorbed from roots of plants is trasported to leaves of plant. excess water escapes into atmosphere in the process of traspiration which forms clouds and thus help in raining.

Ans 2:

from , bandikui

Class : Class 7

because when we plant a tree , it absorb water from the soil and sun absorb water from leaf and in sky it made cloud and rain occur

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Ayush Kumar from Maria Assupta Sr. Sec. Convent School, KASHIPUR

Subject :NSO Class : Class 5

Megha used the five items shown in the picture to learn more about magnets.

Which one of the following is not a possible observation for Megha when all 4 rings are placed one on top of the other through the wooden stand?

A
B
C
D

The answer can be C option.

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Ans 1:

Adyanshu Panigrahi from Montfort School, Dhenkanal

Class : Class 5

Ans 2:

Arnav kaul from Chirec, Hyderabad

Class : Class 5

Ans 3:

MANAS.KUMAR from Dehli Public School Noida, NOIDA

Class : Class 5

can anyone tell me

Ans 4:

Akshara from NPS, Bengaluru

Class : Class 5

Ans 5:

Vedanth S from Kumarans Childrens Academy, Bangalore

Class : Class 5

correct answer:D

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arijit paul from New Town School, Kolkata

Subject :NSO Class : Class 7

Study the distance time graph of a toy car given here and choose the incorrect statement from the following.

(A) The toy car is fastest during first 10 seconds

(B) The toy car is slowest in between 10 and 20 seconds

(D) None of these.
The answer should be A but they are telling the answer is C.Please someone answer to my question.

View All Answers (2)

Ans 1:

Khwahish Sharma from Oakfield Public School , Jaipur

Class : Class 7

The answer should be C because during the last 10 seconds [ 40 second ] the distance is 10 meter not 5 meter.

Ans 2:

Neevedita Singh from Auxilium Convent School Dum Dum, Kolkata

Class : Class 7

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Debarpan Das from Delhi Public School , Durgapur

Subject :NSO Class : Class 3

The nest shown here is made by__________.

A Tailor bird
B Weaver bird
C Humming bird
D Owl

View All Answers (4)

Ans 1:

Sreenath from BLUEBELLS SCHOOL INTERNATIONAL, New Delhi

Class : Class 4

Tailor bird that is A

Ans 2:

Aditi Mahanti from DPS North Kolkata, Kolkata

Class : Class 3

It should be a tailorbird

Ans 3:

Pasith Meeran from Mount Litera Zee School, Bengaluru

Class : Class 3

WHAT!!!!!! IT SHOULD BE (A).

Ans 4:

Shiven Dinkar from DPS NOIDA Sector 30, Delhi

Class : Class 3

what????

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Shreesh Panigrahi from St. Xavier's High School, Kedargouri Bhubaneswar

Subject :NSO Class : Class 8

Which part of the ear does not vibrate when detecting sound?

(A) Ear drum

(B) Air in the ear canal

(D) Nerve from ear to the brain.
it should be nerve from ear to brain

View All Answers (1)

Ans 1:

Rithvik Subash from New horizon public school , Navi Mumbai

Class : Class 8

TBH2VI http://www.LnAJ7K8QSpfMO2wQ8gO.com

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Ankit Nandy from Lawrence High School, Bangalore

Subject :NSO Class : Class 9

Which ray travels the fastest-alpha, beta or gamma?

View All Answers (1)

Ans 1: (Master Answer)

Admin from revisewise, Noida

Class : Class 1

Alpha, Beta, Gamma in ascending order.

Alpha particles leaves the nucleus of an unstable atom at a speed of 16,000 kilometres per second, around a tenth the speed of light.
Beta particles travel at a speed of 270,000 kilometres per second, around 98% of speed of light.
Gamma particles travel at the speed of light.

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sarmistha4642@gmail.com from south point school, Kolkata

Subject :NSO Class : Class 4

X changes to Y when it is cooled down.
Select the correct option about the arrangement of molecules in X and Y.

A
B
C
D

View All Answers (33)

Ans 1:

ArhamAnay Jain 4G from MDPS, Faridabad

Class : Class 4

all options are wrong

Ans 2:

BISWADITYA TRIPATHY from Delhi public school Bangalore east, Bangalore

Class : Class 4

Please explain the answer. I also support Baibhab that the choices given are wrong.

Ans 3:

Sai Lakshmi Rao from Maneckji Cooper Education Trust, Mumbai

Class : Class 4

Option b, c are the same. Pls give me a proper explanation as to why one option is correct

Ans 4:

Prashanth from Gems Modern Academy, Dubai

Class : Class 5

SHOULD HAVE BEEN SPECIFIC WITH RESPECT TO X AND Y MARKING

Ans 5:

sundus from salwan public school, Gurgaon

Class : Class 4

All options are WRONG

Ans 6:

Vidhya M. from Vibgyor High Bannerghatta, Bangalore

Class : Class 4

When a substance is cooled the molecules come closer. But there is no picture showing that the molecules are coming closer there is no correct answer. Also option B and C are the same. Can you please change it?

Ans 7:

Abhinav Kulkarni from National Centre For Excellence, Bengaluru

Class : Class 4

all Q are wrong

Ans 8:

Sai Lakshmi Rao from Maneckji Cooper Education Trust, Mumbai

Class : Class 4

Ans 9:

Harish Divakar from Chennai public school, Chennai

Class : Class 2

All the answer is wrong. In the NSO book, it is right.

Ans 10:

Deepak Vijayaragavan from Greenwood High, Bengaluru

Class : Class 4

Please change it. It is correct in NSO book like Harish Divakar said

Ans 11:

Deepayan Das from South Point School, Kolkata

Class : Class 4

There is no specific details about which one is X or Y.So by common sense I think that it would be D.But B

Ans 12:

Samika Ranjan from The Shri Ram School Aravali, Gurgaon

Class : Class 7

please change the question.

Ans 13:

Harish Divakar from Chennai public school, Chennai

Class : Class 2

Ans 14:

Kaju from bbps, New Delhi

Class : Class 4

if an object is cooled down the molecule structure changes from loosely packed to tightly packed. therefore none of the options is correct

Ans 15:

Aparna praveen from Rajagiri, Ernakulam

Class : Class 4

is there a correction in the options given?if not please clarify with explanation

Ans 16:

Arpit Pratap Singh from D P S bangalore north, Bengaluru

Class : Class 5

you are right vaibhav all are wrong

Ans 17:

NEEV SINGH from VISHWA BHARATI PUBLIC SCHOOL, Noida

Class : Class 4

all options are wrong

Ans 18:

Mahadevan from KV Rubber Board Kottayam, Kottayam

Class : Class 4

b and c are all the same

Ans 19:

Arthaa Auti from Vidya valley school, pune

Class : Class 4

All are wrong. At least number of atoms should be same. So answer should be D

Ans 20:

Aarush Thakur from DPS, Gurgaon

Class : Class 4

option d maybe

Ans 21:

Mahati p from cornerstone the public school, chandanagar, hyderabad

Class : Class 4

All the options are totally wrong, please change them

Ans 22:

Shuvangi Das from Vivekananda mission school, haldia

Class : Class 4

I also think that.Questions ,options, colums and answers didn't mentioned.

Ans 23:

Sandipta Bhattacharjee from Sri Ram Narayan Singh Memorial High School, Kolkata

Class : Class 5

I have by mistake typed it Co sorry it will be C. I have a solution we can report error.

Ans 24:

Baibhab Tripathy from SAI INTERNATIONAL SCHOOL, BHUBANESWAR

Class : Class 5

I think al options are wrong . Please tell the correct answer

Ans 25:

Sandipta Bhattacharjee from Sri Ram Narayan Singh Memorial High School, Kolkata

Class : Class 5

B and Co are same. Intermolecular space is not decreasing in any of the situations. It is wrong.

Ans 26:

shivan iyer from dr pillai global academy, MUMBAI

Class : Class 4

Qtn. agreed but main point is which is column X and which is column is Y??????

Ans 27:

Mahati p from cornerstone the public school, chandanagar, hyderabad

Class : Class 4

Ans 28:

Pratibha from Vaels billabong international, Chennai

Class : Class 5

Can somebody pls answer this question with explanation

Ans 29:

Chiranjib kar from MOUNT LITERA ZEE SCHOOL, JAJPUR

Class : Class 5

Options are wrong. Molecular distance should be less.

Ans 30:

vaibhav rai from pearson school jaipur, JAIPUR

Class : Class 3

I think all options are wrong

Ans 31:

Prashanth from Gems Modern Academy, Dubai

Class : Class 5

THE ANSWER IS WRONG.

Ans 32:

Inakshi Dev from Hemsheela, Kolkatta, Kolkatta

Class : Class 4

Are B, C, D correct.

Ans 33:

Utkarsh Chakravarty from Pinnacle High International School, Mumbai

Class : Class 5

None of the options are correct according to my doubt.

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sarmistha4642@gmail.com from south point school, Kolkata

Subject :NSO Class : Class 4

Achin conducted an experiment to find out the amount of light that can pass through three different materials, a clear plastic sheet, a cardboard and a piece of tracing paper. All the materials have the same thickness. He shone a torch on the three materials and used a light sensor to measure how much light has passed through each of them. Which of the following graphs most likely shows the amount of light that has passed through each material?

A
B
C
D