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Shaurya Veer from CAMBRIDGE INTERNATIONAL SCHOOL , Palampur
Subject :NSO    Class : Class 5

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ABHIRAM from chirec, HYDERABAD
Subject :NSO    Class : Class 7

Ans 1:

Tanushree from Asian International School, Colombo
Class : Class 7
The answer is A right?🤔🤔

Ans 2:

P SATYA MOUKTIKA from Sancta Maria International School, Hyderabad
Class : Class 7
answer is option a

Ans 3:

Sherlock Holmes from Baker Street, London
Class : Class 8
The answer is A - Bacterium, Bacillus anthracis.

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SHRADHA MOHAPATRA from APEEJAY SCHOOL, New Delhi
Subject :NSO    Class : Class 5

Sania was asked to write about some actions which are voluntary in nature. She has written some involuntary actions too. Pick the involuntary actions written by Sania from the list given below.
(i) Chewing food
(ii) Sitting upright on a table
(iii) Digestion of food
(iv) Beating of heart
(v) Singing a song
(vi) Dancing
(vii) Breathing

A (i), (iii) and (v)
B (iii), (iv) and (vii)
C (ii), (iii) and (vi)
D (v) and (vii)


Ans 1:

Samanyu from NPSI, Singapore
Class : Class 5

Ans 2:

Samanyu from NPSI, Singapore
Class : Class 5

Ans 3:

Saanvi Prasad from DPS Noida, Noida
Class : Class 5
My answer is B

Ans 4:

Aaditya Malhotra from Isaac Newton Global School, Mumbai
Class : Class 3

Ans 5:

Samanyu from NPSI, Singapore
Class : Class 5
how is digestion involuntary?!

Ans 6:

Akshat Gajera from Widsom World school,Wakad, Pune
Class : Class 5
Ans-B

Ans 7:

Tarun V from National public school, Bangalore
Class : Class 5

Ans 8:

SHRADHA MOHAPATRA from APEEJAY SCHOOL, New Delhi
Class : Class 5

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Rishit Garg from Bhavan s B P Vidya Mandir , Nagpur
Subject :NSO    Class : Class 5

Ans 1:

Saransh Singhania from Vidya Mandir estancia, Chennai
Class : Class 8
cccccccccc

Ans 2:

Soumyaraj Roy from Kendriya Vidyalaya , Thiruvananthapuram
Class : Class 7
Globallllllllllllllll warminggggggggg

Ans 3:

Hitanshi Behera from Loyola School , Bhubaneswar
Class : Class 4
nitrogen and sulphur are not greenhouse gases so NOT global warming

Ans 4:

Ankush Negi from Dehradun world school, Dehradun
Class : Class 6
Global warming

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Vedang Amonkar from Dr K B Hedgewar High School, Panaji
Subject :NSO    Class : Class 6

Given below are the four food components (P-S) and their corresponding sources.
P – Meat, Fish, Egg
Q – Butter, Ghee, Margarine
R – Bread, Biscuit, Potato
S – Amla, Tomato, Orange
Select the incorrect statement regarding them.

A Deficiency of P causes marasmus in children whereas deficiency of Q causes kwashiorkor in adults.
B Among P, Q, R and S, 1 gram of Q produces the maximum energy.
C Excess of R gets stored in body cells and is used for production of energy whenever required.
D Deficiency of S leads to a disease in which gums swell up and bleed.


Ans 1:

from Swami Vivekanad International School, Mumbai
Class : Class 6

Ans 2:

SOUMYA SHAMBHAVI JHA from PODAR INTERNATIONAL SCHOOL, MUMBAI
Class : Class 6
Vedang your answer is in the solution

Ans 3:

Vedang Amonkar from Dr K B Hedgewar High School, Panaji
Class : Class 6
P is protein, Q is fat, R is carbohydrate and S is vitamin C. Deficiency of proteins causes kwashiorkor whereas marasmus is caused by deficiency of proteins along with carbohydrate. Marasmus occurs in children usually in infants below the age of 1 year and kwashiorkor occurs in children.

Ans 4:

Dushyant Singh from Shree Ram Centenial School, Indore
Class : Class 6

Ans 5:

saikrishna from bharatiya vidhya bhavans public school, Hyderabad
Class : Class 7

Ans 6:

Vedang Amonkar from Dr K B Hedgewar High School, Panaji
Class : Class 6
hey????!!!! Oh.......... Umm its me only.

Ans 7:

saikrishna from bharatiya vidhya bhavans public school, Hyderabad
Class : Class 7

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Saiesh from Sindhi high school, Bangalore
Subject :NSO    Class : Class 4

Advika took a Croton plant with shaded leaves and set up an experiment as shown here. She kept the plant first in darkness for a few hours and then placed it in sunlight. After 6 hours, she performed iodine test on plucked leaves P, Q and R. Which of the following is the possible outcome? (Note : Shaded portion in the question figure indicates green colour and in the options, it indicates blue-black colour.)


A - Leaf Q
B - Leaf Q
C - Leaf R
D - Leaf P


Correct answer is D since the CO2 obsorbent is present in Leaf P.When the outer circle is not present,it does not mean the leaf cannot prepare starch.The picture depiction is confusing.

Ans 1:

Naitik from Delhi Public School Noida, Noida
Class : Class 4

Ans 2:

SAI KRISHNA from SHISHYA BEML PUBLIC SCHOOL, BANGALORE
Class : Class 3
the correct answer is a

Ans 3:

Khanak Jha from Prime Academy, Mumbai
Class : Class 4
AAAAAAAAAAAAAis the answer

Ans 4:

Ashwak from Cambridge International School, Saudi Al Dera
Class : Class 8
The answer is A

Ans 5:

Ashwak from Cambridge International School, Saudi Al Dera
Class : Class 8
The answer is A

Ans 6:

Ishrita Rai from Sanskriti, pune
Class : Class 4
THE CORRECT ANSWER IS (A)

Ans 7:

Shreshta from Presidium, Ghaziabad
Class : Class 5
I think the answer is [A]

Ans 8:

Saksham Arora from DPS, Gurugram 102
Class : Class 5
a

Ans 9:

SAI KRISHNA from SHISHYA BEML PUBLIC SCHOOL, BANGALORE
Class : Class 3

Ans 10:

Devanshi from Dps, Hyderabad
Class : Class 4
Answer is A

Ans 11:

Rishan Sandeep Gadhia from Orchids International, Mumbai
Class : Class 4
yes, the answer will be (a) as when we take such a leaf only the green part will be containing starch as it has chlorophyll in it and the other part does not , this is why only the green part will have the ingredients to make glucose(starch)and once iodine is added it turns blue and black

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SIDDHARTH KUMAR CHATTERJEE from NAVY CHILDREN SCHOOL , CHICALIM
Subject :NSO    Class : Class 4

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MASTER UTSAV BHATTACHARYA from THE EMERALD HEIGHTS INTERNATIONAL SCHOOL, INDORE
Subject :NSO    Class : Class 7

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

silk was first invented in ancient China, 


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Varsha.K from DAV Public School - Velachery, Chennai
Subject :NSO    Class : Class 7

Consider the following statements. Select the option which correctly identifies true (T) and false (F) ones.
(i) Microorganisms act upon the dead plants to produce humus.
(ii) Autotrophs lie at the base of a food chain.
(iii) Large scale cutting of trees is called afforestation.
(iv) Branched part of a tree above the stem is called crown.

(i) (ii) (iii) (iv)
A T F T F
B T T F T
C T F F T
D T F T T


But base means last. Doesn't it?

Ans 1:

Varsha.K from DAV Public School - Velachery, Chennai
Class : Class 5

Ans 2:

Rohan David from Oakridge International school, Hyderabad
Class : Class 7

Ans 3:

aritroray from Chirec International School, Hyderabad
Class : Class 8

Ans 4:

SOMDATTA BHATTACHARYA from DON BOSCO, KOKRAJHAR
Class : Class 6

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Debarpan Das from Delhi Public School , Durgapur
Subject :NSO    Class : Class 5

Study the given steps involved in formation of fruit from flower.
P. The ovary develops into a fruit.
Q. The pollen grains grow long tube inside the style.
R. The ovules grow into seeds.
S. The male gametes fuse with the egg.
T. The pollen grains are deposited on the stigma of another flower.
U. The pollen tube enters the ovary.
Select the option which arranges given steps into correct sequence.

AT → U → Q → S → R → P
BQ → T → U → R → S → P
CT → Q → U → S → R → P
DU → Q → T → S → R → P


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