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Riddhiman Bose from Don Bosco School, Kolkata

Subject :NSO Class : Class 3

The object shown here, does not cast a shadow. It is most likely made up of X material. X could be

A Metal
B Ceramic
C Clear plastic sheet
D Frosted glass.

in my exam i made the same mistake!!!!!!!!!!!!!!!!!

Ans 1:

SHAUNAK from St Xaviers School, HAZARIBAG

Class : Class 3

C is the right answer.

Ans 2:

S Malhotra from SFS , New Delhi

Class : Class 5

Ans 3:

Riddhiman Bose from Don Bosco School, Kolkata

Class : Class 5

In my exam I made the same mistake!!!!

Ans 4:

Nivedha from Greenwood High, Bengaluru

Class : Class 3

What about frosted glass? That doesn’t cast a shadow!!! It casts a light kind of thing!!!!

Ans 5:

SONAM BARAI from DAV PUBLIC SCHOOL, sambalpur

Class : Class 5

Ans 6:

Nivedha from Greenwood High, Bengaluru

Class : Class 3

Oh thank you so much!!!!!!

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Riddhiman Bose from Don Bosco School, Kolkata

Subject :NSO Class : Class 3

Refer to the given flow chart and answer the following questions.

During solar eclipse 1 comes between 2 and 3 .
Select the option that correctly identifies 1, 2 and 3 in the given flow chart.

	1	2	3
A	X	Y	Z
B	Z	X	Y
C	Y	Z	X
D	Cannot say

yesssssssssssssssssssssss

Ans 1:

samarth kshatriya from delhi public school,bhilai, bhilai

Class : Class 3

class-3

Ans 2:

Vihaan kohli from MVN Aravali, Faridabad

Class : Class 3

Ans 3:

Shrihan Raul from GIIS SINGAPORE, Singapore

Class : Class 6

its b because the earth or the sun can be x or y and moon is z

Ans 4:

Arnav Vashisth from GD GOENKA PUBLIC SCHOOL, Delhi

Class : Class 5

Nnnnnjnjnjnnjkjnknbhbjnnbnbnb

Ans 5:

Ritwika Biswas from KV no 1 , Goa

Class : Class 7

vvvvdtryvvdfsdt,

Ans 6:

SONAM BARAI from DAV PUBLIC SCHOOL, sambalpur

Class : Class 5

Ans 7:

Samik Praveen from Euro School Airoli, Mumbai

Class : Class 6

I caould not even see the full question

Ans 8:

samarth kshatriya from delhi public school,bhilai, bhilai

Class : Class 3

the correct answer is B

Ans 9:

Rishit Garg from Bhavan s B P Vidya Mandir , Nagpur

Class : Class 9

answer should option c as moons between earth and sun so it means z is between x and y

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Riddhiman Bose from Don Bosco School, Kolkata

Subject :NSO Class : Class 3

________ is a constellation that resembles a hunter.

A Ursa major
B Leo
C Orion
D Scorpius

yeeessssssssssssssssssssss

Ans 1:

Dyanesh from Lakshmi School, Madurai

Class : Class 5

Ans 2:

Ashwak from Cambridge, Jalandhar

Class : Class 9

Yes , Ursa Major resembles the Great Bear , Leo ; lion ,Orion ; hunter and Scorpius; scorpion .

Ans 3:

Santina Suzanne from owis, bangalore

Class : Class 4

Ans 4:

Riddhiman Bose from Don Bosco School, Kolkata

Class : Class 5

rteweewwwwwwwwwwwww

Ans 5:

Senaraj Chintagumpala from Delhi Public School East, Bangalore

Class : Class 3

ursa major means the great hunter

Ans 6:

Anargha Nandi from Bishop Morrow School, Krishnagar

Class : Class 6

Ans: Orion is a constellation that resembles a hunter.

Ans 7:

Vartika kumar from D P S Newtown, Kolkata

Class : Class 9

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KRITHIGHA SHRI M P from KAMALA NIKETAN MONTESSORI SCHOOL, TRICHIRAPPALLI

Subject :NSO Class : Class 6

Riya and Priya were sitting around a round table. They noticed that they could see their own and each other’s image onto the table top. Then table top is made of

A Unpolished wood, covered with white cloth
B Polished glass of red colour
C Glass covered with cellophane paper
D Smoked glass covered with green colour cloth.

can anyone explain why b is the answer

View All Answers (15)

Ans 1:

Satwik Dixit from Christ Academy, Bangalore

Class : Class 7

Ans 2:

Ayush Yadav from Salwan Public School, Gurgaon

Class : Class 6

Ans 3:

Yashraj from pps, pune

Class : Class 6

the solution says c

Ans 4:

Piyush M from Somerville School, Delhi, Delhi

Class : Class 7

Ans 5:

malhar thorve from city internqtional school, satara road, pune

Class : Class 7

the observer cannot see S because Q is blocking the view and the observer cannot see R because of the opaque wall hence B is the correct answer

Ans 6:

Sucheta from Podar, Pune

Class : Class 8

Ans 7:

Yashraj Namdev Deshmukh from Sahyadri English School, Loha, Nanded

Class : Class 8

Ans 8:

amogh from DELHI PUBLIC SCHOOL NOIDA, Ghaziabad

Class : Class 6

ANSWER IS B

Ans 9:

NORA SUSAN RIBU from PSBB, SIRUSERI

Class : Class 7

Ans 10:

Aadvik saini from Mvn sector 17, Faridabad

Class : Class 8

Ans 11:

Sof Team from Sof Olympiad Trainer Helpdesk, Bangalore

Class : Class 7

i am inveitable

Ans 12:

Kanishk Mukherjee from BDM International, Kolkata

Class : Class 6

Ans 13:

Aarnav Grover from Anand Niketan Shilaj, Ahmedabad

Class : Class 9

Ans 14:

Veda Dua from Delhi Public School, R. K. Puram, New Delhi

Class : Class 10

Ans 15:

Arvin from KC INTERNATIONAL SCHOOL JAMMU, Jammu

Class : Class 7

C is correct

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Arnav Chavan from NHPS, Bangalore

Subject :NSO Class : Class 4

Beaks used for catching fish in water is

A
B
C
D

Ducks do not eat fish but worms.

View All Answers (4)

Ans 1:

Agrim Bhanote from Sacred Heart Sr. Sec. School , Ludhiana

Class : Class 4

Ans 2:

Aviral Shukla from Apeejay School Sheikh Sarai, New Delhi

Class : Class 10

It is not a duck and his beak help him to catch fishes(fishes are first stored in its beak)

Ans 3:

Agrim Bhanote from Sacred Heart Sr. Sec. School , Ludhiana

Class : Class 4

Ans 4:

RHETAMA DAS from Usha Martin school,Malda, MALDA

Class : Class 3

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Archi Mangla from Mohters Global School, Dehi

Subject :NSO Class : Class 7

These graphs show the rate at which 4 different disease-producing bacteria grow. Which bacterium would produce a disease in the shortest amount of time?

A
B
C
D

WHY IS IT SO?

View All Answers (1)

Ans 1:

Medha Bhutani from Christ Academy, Bengaluru

Class : Class 9

Option A,because it is having the greatest number of bacteria in the shortest time.

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Tanush Rao from Delhi Public School Vasant Kunj, Delhi

Subject :NSO Class : Class 6

The food items shown in the figure are rich in nutrient X.Read the given statements regarding the nutrient X.

(i)   When we grow, our body needs X to make new cells.
(ii)   Intake of X gives energy immediately.
(iii)  Growing children and sick people require less amount of X in their diet.
(iv)  X gets stored in our body and keep us warm.
Which of the above statements are incorrect?

A(i) and (iv)
B(iii) and (iv) only
C(i) and (iii)
D(ii) , (iii) and (iv)

View All Answers (1)

Ans 1:

Tanush Rao from Delhi Public School Vasant Kunj, Delhi

Class : Class 8

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Ishaan Tahseen from Don Bosco Kolkata, Kolkata

Subject :NSO Class : Class 3

The given graph shows the temperature change during a food preservation method. Identify the method and select the correct option.

A Drying
B Pickling
C Canning
D Freezing

View All Answers (7)

Ans 1:

Adrito Roy from STEM World School, Kolkata

Class : Class 4

Ans 2:

Shaurya from Euroschool, Pune

Class : Class 3

Ans 3:

Arihant Medhi from Dps Barasat, Kolkata

Class : Class 8

Ans 4:

Vineet Banode from New Horizon Scholars School, Pune

Class : Class 5

Ans 5:

Bhavika Pawar from D A V Public school, Thane West, Thane West

Class : Class 3

Ans 6:

SHARANYA from PSBB SS SCHOOL, CHENNAI

Class : Class 4

Ans 7:

Bhavika Pawar from D A V Public school, Thane West, Thane West

Class : Class 3

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Navneeth Reejish from Yuvabharati International school, Singapore

Subject :NSO Class : Class 4

Geeta stretched a piece of plastic food wrap over a large bowl and held it firmly in place with a rubber band. She put some green beans on the plastic. Then she used a spoon to hit the side of the bowl. She saw that the beans bounced all over the plastic producing little tapping noises. Which of the following shows the energy conversions that have taken place?

A Movement → Sound → Movement
B Sound → Sound → Movement
C Movement → Sound → Movement → Sound
D Sound → Movement → Sound → Movement

View All Answers (10)

Ans 1:

Tanirika Bansal from DPS Faridabad, Faridabad

Class : Class 4

correct answer isC ..... I understood everything

Ans 2:

Ashwak from Cambridge, Jalandhar

Class : Class 9

I can't understand

Ans 3:

Hamzah Inamdar from SHARDA ENGLISH SCHOOL KAIJ DIST BEED, KAIJ

Class : Class 4

Can anyone explain this question?

Ans 4:

Sanaya Singh from Hiranandani Foundation, Mumbai

Class : Class 2

yes admin

Ans 5:

Aanya Mehta from Gems Modern Academy, South City -2, Gurgaon, Gurgaon

Class : Class 4

4 correct ans is c cause first she put the beans and it makes some sound and made a movement in the first place so it will be movement sound and then she broke it so basically it will be movement again but the action caused the beans to spill so that is why it made some tapping sound so the ans should be c movement- sound -movement- sound

Ans 6:

Aanya Mehta from Gems Modern Academy, South City -2, Gurgaon, Gurgaon

Class : Class 4

correct ans is c cause first she did an action by putting the beans the action caused some sound which makes it movement-sound then she cut the plastic wrap which was the movement the movement made the beans spill all over which makes it sound energy