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palak kumari from little flower school, odisha
Subject :NSO    Class : Class 3

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rishi karthik from Bvm Global, chennai
Subject :NSO    Class : Class 5

Ans 1:

Arnav kaul from Chirec, Hyderabad
Class : Class 2

Ans 2:

Arjun Gourineni from CHIREC International School, Hyderabad
Class : Class 7

Ans 3:

Pratham Dave from GNS, Bangalore
Class : Class 7

Ans 4:

Saanvi Prasad from DPS Noida, Noida
Class : Class 5
I by mistake marked D the correct option is c

Ans 5:

Diva wahgmare from Podar learn school, Pusad
Class : Class 5
B

Ans 6:

Jinisha Mahajan from Delhi Public School Jalandhar , Jalandhar
Class : Class 5
Answer will be option C as the dots are dust particles only

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OISHIK KUNDU from Delhi Public school North kolkata, baranagar
Subject :NSO    Class : Class 4

Ans 1:

Aarathy Sudhir Aarav Sudhir from Global Indian International School, Abu Dhabi
Class : Class 7
Rajesh and Anand are wrong I emphasis more about Anand because the tough material in the teeth is it's enamel not the dentine.

Ans 2:

Tashvika from JHS, Bangalore
Class : Class 4
All are wrong

Ans 3:

Daksh Chanani from Sri Sri academy, Kolkata
Class : Class 7
Digestion of food takes place in small intestine whereas absorption of water from remaining undigested food takes place in large intestine. Premolars and few molars are not present in milk teeth set.

Ans 4:

Sashriti Das from Delhi Public School Bangalore North, Bangalore
Class : Class 5
Answer: option C

Ans 5:

A Venkata Sai Pranav from Podar International School, Bhusawal
Class : Class 9
all are wrong

Ans 6:

Vihaan Nair from Ambassador School, DUBAI
Class : Class 8
I think the question is wronghow can digestion occur if there is no small intestine? so ans is D

Ans 7:

Navvi Maya KPR from Sacred Heart Matriculation Higher Secondary School, Chennai
Class : Class 8
C is the correct answer because the solution is like that. So i think it is the correct one !

Ans 8:

Shivangi Shivu Singh from Pawar Public School Chandivili , Mumbai
Class : Class 7

Ans 9:

Bhavya Jain from K R Mangalam World Scholl, GHAZIABAD
Class : Class 4
ans is B

Ans 10:

Punyatoya from Harvest, Bengaluru
Class : Class 8
All the teeth have root,crown,neck but their SHAPE is different so Anand is correct.

Ans 11:

Bk Tiwari from S.D.A, Surat
Class : Class 9
why c

Ans 12:

Soorya Tej R from Delhi Public School, Hyderabad
Class : Class 6

Ans 13:

Anahita Saxena from Ryan International School Pune, Pune
Class : Class 3
Look here there is some problem. The correct answer is not there. Amrit is right. but all are not wrong. Anand and Rajesh are wrong. So, the correct answer will be E (which is not there actually. I made it myself because the correct answer was not there.) Rajesh and Anand.

Ans 14:

SWARIT JAIN from DPS Greater Noida, GREATER NOIDA
Class : Class 9
c easy

Ans 15:

Ryan from YBIS , SINGAPORE
Class : Class 5

Ans 16:

Amrit Priyadarshi from kanakia International School , Mumbai
Class : Class 6
Everyone's statements look wrong but the option is not there . Correct answer- {E} all are wrong

Ans 17:

Rishik De Sarkar from Delhi Public School Gurgaon, Gurgaon
Class : Class 7

Ans 18:

Kishore Kadiyala from NPS, BANGALORE
Class : Class 5
the correct answer is c

Ans 19:

Kishore Kadiyala from NPS, BANGALORE
Class : Class 5
the correct answer is c because premolars and molars are a set of permanent teeth only.

Ans 20:

Aarvi Gosai from The New Tulip International School, London
Class : Class 4
E E E E E

Ans 21:

PARTH PANCHAL from NEW HORIZON SCHOLARS SCHOOL, THANE
Class : Class 7
lllllllllllllllllllllllllllllllllllllllll

Ans 22:

Kriti Bhonsale from Delhi Public School, Bengaluru
Class : Class 5
i do not understand it

Ans 23: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is C.

Ans 24:

Hitanshi Behera from Loyola School , Bhubaneswar
Class : Class 4
teeth are made of tough material called enamel .

Ans 25:

PARTH PANCHAL from NEW HORIZON SCHOLARS SCHOOL, THANE
Class : Class 7
nknnnk

Ans 26:

Sashriti Das from Delhi Public School Bangalore North, Bangalore
Class : Class 5

Ans 27:

Amrit Priyadarshi from kanakia International School , Mumbai
Class : Class 6
the answer is not A nor B,C or D

Ans 28:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
I agree with the solution given. Anand is right as a tooth also includes dentine as well as enamel. If it would have been,'The covering of a tooth is dentine.',it was wrong. Bhavya Jain check the solution.

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Subhra from Zps, Tamluk
Subject :NSO    Class : Class 3

Ans 1:

Anagh Agrawal from Billabong high, JABALPUR
Class : Class 3

Ans 2:

Shruti from ,
Class : Class 1
d not a

Ans 3:

Aarvi Gosai from The New Tulip International School, London
Class : Class 4
Answer is D

Ans 4:

SONAM BARAI from DAV PUBLIC SCHOOL, sambalpur
Class : Class 5
D

Ans 5:

SS from meridian, hyderabad
Class : Class 5
ohh

Ans 6:

Aarvi Gosai from The New Tulip International School, London
Class : Class 4
wronggggggggggggggggggggggggg

Ans 7:

Havi Jain from GEMS modern academy, Gurgaon
Class : Class 8
oops (D)

Ans 8:

SAI KRISHNA from SHISHYA BEML PUBLIC SCHOOL, BANGALORE
Class : Class 3
The answer should be A

Ans 9:

Havi Jain from GEMS modern academy, Gurgaon
Class : Class 8
the answer is (A)

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Riddhiman Bose from Don Bosco School, Kolkata
Subject :NSO    Class : Class 3

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
C

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

Ans 1:

SONAM BARAI from DAV PUBLIC SCHOOL, sambalpur
Class : Class 5
B

Ans 2:

Ritwika Biswas from KV no 1 , Goa
Class : Class 7
vvvvdtryvvdfsdt,

Ans 3:

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

Ans 4:

Vihaan kohli from MVN Aravali, Faridabad
Class : Class 3
b

Ans 5:

Samik Praveen from Euro School Airoli, Mumbai
Class : Class 6
I caould not even see the full question

Ans 6:

Arnav Vashisth from GD GOENKA PUBLIC SCHOOL, Delhi
Class : Class 5
Nnnnnjnjnjnnjkjnknbhbjnnbnbnb

Ans 7:

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 8:

samarth kshatriya from delhi public school,bhilai, bhilai
Class : Class 3
class-3

Ans 9:

samarth kshatriya from delhi public school,bhilai, bhilai
Class : Class 3
the correct answer is B

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Riddhiman Bose from Don Bosco School, Kolkata
Subject :NSO    Class : Class 3

Ans 1:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Yes , Ursa Major resembles the Great Bear , Leo ; lion ,Orion ; hunter and Scorpius; scorpion .

Ans 2:

Vartika kumar from D P S Newtown, Kolkata
Class : Class 8

Ans 3:

Santina Suzanne from owis, bangalore
Class : Class 4
b

Ans 4:

Anargha Nandi from Bishop Morrow School, Krishnagar
Class : Class 6
Ans: Orion is a constellation that resembles a hunter.

Ans 5:

Riddhiman Bose from Don Bosco School, Kolkata
Class : Class 5
rteweewwwwwwwwwwwww

Ans 6:

Senaraj Chintagumpala from Delhi Public School East, Bangalore
Class : Class 3
ursa major means the great hunter

Ans 7:

Dyanesh from Lakshmi School, Madurai
Class : Class 5

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KRITHIGHA SHRI M P from KAMALA NIKETAN MONTESSORI SCHOOL, TRICHIRAPPALLI
Subject :NSO    Class : Class 6

Ans 1:

Veda Dua from Delhi Public School, R. K. Puram, New Delhi
Class : Class 10

Ans 2:

amogh from DELHI PUBLIC SCHOOL NOIDA, Ghaziabad
Class : Class 6
ANSWER IS B

Ans 3:

Sucheta from Podar, Pune
Class : Class 8

Ans 4:

Ayush Yadav from Salwan Public School, Gurgaon
Class : Class 6

Ans 5:

Yashraj Namdev Deshmukh from Sahyadri English School, Loha, Nanded
Class : Class 7
b

Ans 6:

NORA SUSAN RIBU from PSBB, SIRUSERI
Class : Class 6

Ans 7:

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 8:

Aarnav Grover from Anand Niketan Shilaj, Ahmedabad
Class : Class 9
b

Ans 9:

arvin from KC INTERNATIONAL SCHOOL JAMMU, Jammu
Class : Class 7
C is correct

Ans 10:

Satwik Dixit from Christ Academy, Bangalore
Class : Class 7

Ans 11:

Aadvik saini from Mvn sector 17, Faridabad
Class : Class 8

Ans 12:

Yashraj from pps, pune
Class : Class 6
the solution says c

Ans 13:

Piyush M from Somerville School, Delhi, Delhi
Class : Class 7

Ans 14:

Kanishk Mukherjee from BDM International, Kolkata
Class : Class 6

Ans 15:

Sof Team from Sof Olympiad Trainer Helpdesk, Bangalore
Class : Class 7
i am inveitable

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Arnav Chavan from NHPS, Bangalore
Subject :NSO    Class : Class 4

Ans 1:

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 2:

Agrim Bhanote from Sacred Heart Sr. Sec. School , Ludhiana
Class : Class 4
D

Ans 3:

Agrim Bhanote from Sacred Heart Sr. Sec. School , Ludhiana
Class : Class 4
D

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

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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