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Saloni Saini from JPHS, Jaipur
Subject :NSO    Class : Class 5

Ans 1:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is C because lungs are protected by the ribcage and exchange of gases happen in lungs' bronchioles.

Ans 2:

Leonel Barnabas from Bharatiya Vidya Bhavan Public School , Hyderabad
Class : Class 5

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Aaruksha from Gitanjali Devashray, SECUNDERABAD
Subject :NSO    Class : Class 5

Ans 1:

Ayush Yadav from Salwan Public School, Gurgaon
Class : Class 6
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Ans 2:

NEELADRI MISHRA from D A V Public School. Unit VIII, Bhubaneshwar
Class : Class 7
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Ans 3:

Shreeya Mangla from ASN Senior Secondary School, New Delhi
Class : Class 8
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Ans 4:

ISHAN CHAUDHARY from DELHI PUBLIC SCHOOL, KORBA
Class : Class 5
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Ans 5:

Prath from Vibgor High, Bangalore
Class : Class 10
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Ans 6:

Rudra Tripathi from DPS Noida, Noida
Class : Class 10

Ans 7:

Neil Mathew from National Public school, bengaluru
Class : Class 8
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Ans 8:

Nayanika Sadhish from CL Metha Sishya OMR, Chennai
Class : Class 8
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Ans 9:

Rasha Ranjan from DPS NOIDA , Noida
Class : Class 5
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Ans 10:

Rudransh Prusty from Venkateshwar International School, Sector 10, Dwarka, New Delhi
Class : Class 6
why cant this be in relation to prime number so that the answer is 323; it's silly to have 8 as sum for a class 5 student

Ans 11:

Ayushmaan from D, B
Class : Class 5
We have to add the numbers 1 2 5=84 4 0=83 2 3=81 0 8=9Hence,answer is D

Ans 12:

Devrajan from Amity International School, Noida
Class : Class 8
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Ans 13:

SIDDHARTH KUMAR CHATTERJEE from NAVY CHILDREN SCHOOL , CHICALIM
Class : Class 7
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Ans 14:

Siddharth Laxmisha from The Study Lecole Internationale, PUDUCHERRY
Class : Class 8
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Harini from KV IIT Powai, Mumbai
Subject :NSO    Class : Class 4

Ans 1:

Ayushi from DPS Noida, Noida
Class : Class 4
Explain pls

Ans 2:

Eshaan Sayyad from Sanjivani Academy, Kopargaon
Class : Class 3
Explain it

Ans 3:

Anika S Kumar from Alphabets International school , Chennai
Class : Class 7
Explain

Ans 4:

Archit Das from NPS, Singapore
Class : Class 6
Group 1 is carnivores and Group 2 is herbivores

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Thaneesha from Radcliffe School, Kharghar
Subject :NSO    Class : Class 3

Nidhi was asked to draw the shadow of a tumbler formed on the screen
behind it, when it is kept in different manners at the same position and light is shone on it from the same direction. She drew three shadows as shown here.

Read the following statements regarding it and select the INCORRECT ones.
(i) Shadow 1 is formed when the tumbler is kept horizontally.
(ii) Shadow 2 is formed when the tumbler is kept vertically upright.
(iii) Shadow 3 is incorrect because the given tumbler cannot cast a rectangular shadow.

A (i) and (ii) only
B (ii) and (iii) only
C (i) and (iii) only
D None of these


Ans 1:

Aneesh Balaji from BVBARR school, Hyderabad
Class : Class 9
d

Ans 2:

Anagha from DPS BANGALORE NORTH, Bengaluru
Class : Class 3
the third one is wrong

Ans 3:

ANSHUL GAJJAR from PODAR INTERNATIONAL SCHOOL, AHMEDABAD
Class : Class 3
A

Ans 4:

aabhaa from South City International School, kolkata
Class : Class 5

Ans 5:

AADYA TANDON from DPS NOIDA SEC-30, Noida
Class : Class 5
A

Ans 6:

Asit desh pandey from Mahindra World School, j
Class : Class 6
Answer should be option A

Ans 7:

Devansh from asn senior secondary school, delhi
Class : Class 8

Ans 8:

Kartikey Kumar Jindal from Dikshant International School, Zirakpur
Class : Class 5
The third one is the correct answer

Ans 9:

Hargun Wadhwa from Manav Rachna International School, Sector 46 Gurgaon
Class : Class 4

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Thaneesha from Radcliffe School, Kharghar
Subject :NSO    Class : Class 3

Ans 1:

Aneesh Balaji from BVBARR school, Hyderabad
Class : Class 9
b is answer

Ans 2:

Diya Jasmina from Samsidh MLZS, Bengaluru
Class : Class 4
(B)

Ans 3:

aarav m from kumarans, bengaluru
Class : Class 3
B

Ans 4:

Diya Jasmina from Samsidh MLZS, Bengaluru
Class : Class 4
The answer is (B) as the book is under gravitational force that's why the book is on the table.

Ans 5:

Samik Praveen from Euro School Airoli, Mumbai
Class : Class 6
But no force is acting on the book

Ans 6:

SS from meridian, hyderabad
Class : Class 5
everyone i;m a teacher

Ans 7:

Agnish Chakraborty from The Heritage School, Kolkata
Class : Class 6
B is the answer bbbbbb. that'ss whyyy the book is o on tabblee.

Ans 8:

Aradhya Shankar from Vibgyor, Kolhapur
Class : Class 4
how is gravitational force acting on the cup?

Ans 9:

SS from meridian, hyderabad
Class : Class 5
nope i

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Mannat Verma from Vivek High School , Chandigarh
Subject :NSO    Class : Class 5

Ans 1:

Pratham Dave from GNS, Bangalore
Class : Class 7
C , oil spill

Ans 2:

Swastik from st marys school, new delhi
Class : Class 6
answer is B because Oil spill is the condition when mineral oil or petroleum oil being carried on a ship gets spilled in the sea due to some reason. This causes death of aquatic organisms. Oil gets coated on feathers of aquatic birds making them unable to fly and to regulate their body temperatures. This causes death of the birds.

Ans 3:

Swastik from st marys school, new delhi
Class : Class 6
sorry by mistake i have written B but the answer is C

Ans 4:

Tanmay kaushal from ICSE, Mumbai
Class : Class 5

Ans 5:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is C because due to oil spill fishes die because it happens in water. Also, aquatic birds get covered with black coating because of that they can't breathe and they die.

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AruMan from DPS North Kolkata, Kolkata
Subject :NSO    Class : Class 4

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AruMan from DPS North Kolkata, Kolkata
Subject :NSO    Class : Class 4

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Avantika Raj from Delhi Public School, Bengaluru
Subject :NSO    Class : Class 3

Ans 1:

Mohi from Vibgyor, Bangalore
Class : Class 6
A

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Mannat Verma from Vivek High School , Chandigarh
Subject :NSO    Class : Class 5

Ans 1:

Kaashvi Sharma from Bal Bharati Public School, GRHM, New Delhi
Class : Class 8

Ans 2:

Sanskriti Nagar from Rose Bud Academy, khagaria
Class : Class 5
c is the correct answer

Ans 3:

Siddhant Singhania from AGCS purulia, Puruliya
Class : Class 7

Ans 4:

Biju Pappachan from Rkc , Raipur
Class : Class 1
Ans 6 is absolutely right. Ans is C.

Ans 5:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is C because Black Gold is another name for coal.

Ans 6:

Anantjit Chander from Apeejay School, Sector 15, Faridabad
Class : Class 10
In my case, I feel that (A)is a suitable answer. But the correct option is (C). Why?

Ans 7:

sarah pranav gothivarekar from Indian School Al Gubra, Muscat
Class : Class 4
black gold is another name for petroleum or crude oil but according to SOF it is granite I think there is some error in this question from SOF

Ans 8:

Ybbn from Alphabet International School, Chennai
Class : Class 5
How is this the answer ?

Ans 9:

Karthik Reddy Munnangi from Chirec International School, Hyderabad
Class : Class 8
I think it should be A as it says that option C is Black Gold is another name for granite, but Black Gold is another name for petroleum.

Ans 10:

Pratham Dave from GNS, Bangalore
Class : Class 7
I prefer option C.

Ans 11:

sankerths s from Shishya BELM public School, Bangalore
Class : Class 10

Ans 12:

Maanvik Srivastava from Cornerstone, Hyderabad
Class : Class 5
THE CORRECT ANSWER IS C, BECAUSE BLACK GOLD IS ANOTHER NAME FOR CRUDE OIL OR PETROLEUM .

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