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Mayuresh Bhatt from HANSRAJ MODEL PUBLIC SCHOOL , DELHI
Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
At 35C the water is liquid and at -10C it is Solid. Hence, the correct answer is C.

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Mayuresh Bhatt from HANSRAJ MODEL PUBLIC SCHOOL , DELHI
Subject :NSO    Class : Class 3

Ans 1:

Admin from Revisewise, Noida
Class : Class 3
Option A,B and C are autotrophs, which produce their own food in presence of light and water. Option C is a mushroom a Fungus and a saprophyte that obtains its nutrition and grows on dead and decaying material.

Ans 2:

anay kumar from nirma vidyavihar, Ahmedabad
Class : Class 4
nicely explained

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Aarush Semwal from DPS Noida, Noida
Subject :NSO    Class : Class 4

Rajeev put a leaf he had just plucked, into a beaker of warm water as shown. He noticed bubbles coming out of the leaf. He noticed more bubbles on the lower surface of leaf. Which of the following is the correct explanation for this?


A Photosynthesis can take place on the lower surface of the leaf.
B There are more stomata on the lower surface of the leaf.
C The leaf is transporting sugar to the lower surface of the leaf.
D Carbon dioxide enters the leaf from the upper surface and oxygen comes out from the lower surface.


I know the answer.......YOU TELL

Ans 1:

Shreyas from VPEMS, Baramati
Class : Class 4

Ans 2:

Shreyas from VPEMS, Baramati
Class : Class 4
D should both correct

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Apoorva from Blue Ridge Public School, Pune
Subject :NSO    Class : Class 4

Ans 1:

Nishtha maheshwari from Inventure Academy, Bengaluru
Class : Class 3

Ans 2:

ASHMI Narkar from Vibgyor High Airoli, Navi Mumbai
Class : Class 4
Evaporation can also differentiate salt and water after removing sand by filtration right? Evaporation will differentiate as salt will stay back and water will evaporate.

Ans 3:

VANSH GARG from DPSG, GHAZIABAD
Class : Class 4
why not decantaion and evaporation.

Ans 4: (Master Answer)

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

Ans 5:

ishaan from BJM carmel Academy, Chandrapur
Class : Class 5
why not decantaion and evaporation.

Ans 6:

ASHMI Narkar from Vibgyor High Airoli, Navi Mumbai
Class : Class 4
SOF SOF and master answerPlease give me the answer

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Prabhav Shetty from Little Rock Indian School, Udupi
Subject :NSO    Class : Class 7

Ans 1:

Mradul from Modern public school bhiwadi, Bhiwadi
Class : Class 7
SOF HAS MADE MISTAKES IN MANY QUESTIONS...........CORRECT ANS. IS C

Ans 2:

Rushil Dubey from Acharyakulam, Haridvar
Class : Class 7
the sol. given by sof is wrong as stated in above comment...correct answer is (c)

Ans 3:

Mohinder singh from Sacred heart convent school, Ludhiana
Class : Class 7
C is the correct answer we don't understand how the team is making these mistakes

Ans 4:

Amol Athawale from WoodRidge High, Mumbai
Class : Class 7

Ans 5:

Amol Athawale from WoodRidge High, Mumbai
Class : Class 7
correct ans. is 'C'.

Ans 6:

kunal from Av vidya mandir school , cheeka
Class : Class 7
As in winter land get cool faster than sea the air above the sea became hot and rises up and the air from the land rushes to take its place. So in this way in winter the air blow from land to sea and (c) is the correct answer.

Ans 7:

Keratin from Chrysalis High, Bangalore
Class : Class 7
Answer is C, don't worry people.

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Prabhav Shetty from Little Rock Indian School, Udupi
Subject :NSO    Class : Class 7

Ans 1:

Daksh Thakkar from VIBGYOR, Mumbai
Class : Class 8
i think ans is d

Ans 2:

Nilanjana De from Delhi Public School North, Bengaluru
Class : Class 8
The answer given is c. I don’t understand how.

Ans 3:

Mohinder singh from Sacred heart convent school, Ludhiana
Class : Class 7
How can the answer be c? Doesn't seem satisfying

Ans 4:

thechampiondaksh from K R Mangalam World School, New Delhi
Class : Class 8
i think the answer is d

Ans 5:

Keratin from Chrysalis High, Bangalore
Class : Class 7
Answer is D don't worry people.

Ans 6:

Aaqil Parvez from Al-Fajr International School, Chennai
Class : Class 7
d

Ans 7:

anirudh_suresh@rocketmail.com from bangalore international academy, Bengaluru
Class : Class 7
D

Ans 8:

Prasuk Jain from Modern Delhi Public School, Faridabad
Class : Class 7
ans D

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RiptideMel from Modern Vidya Niketan Senior Secondary School Sec 17, Faridabad
Subject :NSO    Class : Class 8

A habitat change may result in the decline of the numbers of a given species. Such species slowly become P. This means that the species are on the verge of becoming Q. Some animals whose number has gone down to critically low levels are called R. A species is considered S when no member of the species is still alive. Which of the following is correct sequence for P, Q, R and S in the above paragraph.

AP – Vulnerable, Q – Endemic, R – Extinct, S – Endangered
BP – Endangered, Q – Vulnerable, R – Threatened, S – Extinct
CP – Vulnerable, Q – Endangered, R – Critically endangered, S – Extinct
DP – Endangered, Q – Critically endangered, R – Extinct, S – Vulnerable


How come the answer is B? According to Red Data book, Those species which are critically under the threat of being extinct are called Critically Endangered Species. Threatened Species are those which are under threat of being endangered if factors responsible for their lessening continue.

Ans 1:

Dr Anupa Ghosh from ,
Class : Class 8

Ans 2:

jainitf3 from MAHATMA MONTESSORI SCHOOL (CBSE) , Madurai
Class : Class 8
b

Ans 3:

Mohak Khetan from Podar International School Powai , Mumbai
Class : Class 8
It is C because i even googled it... so the ans is C not B

Ans 4:

Dr Anupa Ghosh from ,
Class : Class 8
correct option:B

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Ambar from Suncity School, Gurgaon
Subject :NSO    Class : Class 5

Ans 1:

Ashwin Shridhar from VSA, Bengaluru
Class : Class 6
Yes, it should be C.

Ans 2:

Sharad Jain from Presidium, Ghaziabad
Class : Class 5
C should be correct.

Ans 3:

kavita1608@gmail.com from PRESIDENCY SCHOOL BANGALORE SOUTH, Bengaluru
Class : Class 4
c is the correct answer

Ans 4:

dhairya mittal from vidyashram international school jodhpur, Jodhpur
Class : Class 5

Ans 5:

Smayan from Thakur International school, Mumbai
Class : Class 5
C is correct

Ans 6:

Sanjeev Garg from Assumption Convent School, malout
Class : Class 6
C is right

Ans 7:

rishi karthik from Bvm Global, chennai
Class : Class 5
C is correct big mistake here

Ans 8:

Vaikhari Sonawane from symbiosis school, Nashik
Class : Class 7
c should be the answer

Ans 9:

KADALI VAMSIKRISHNA from BVM GLOBAL AT BOLLINENI HILLSIDE, Chennai
Class : Class 7
ANSWER: C

Ans 10:

Rabi rajak from SHREE JAIN VIDYALAYA, Kolkata
Class : Class 5
And:D

Ans 11:

kpks14 from RIMT World School, Chandigarh
Class : Class 7
C should be correct as the option D is advisable.

Ans 12:

Shivangi from St. Michael's High School, Patna
Class : Class 5

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Ambar from Suncity School, Gurgaon
Subject :NSO    Class : Class 5

Ans 1:

Rabi rajak from SHREE JAIN VIDYALAYA, Kolkata
Class : Class 5
And:c

Ans 2:

Mitesh from Shishya BEML Public School, Bengaluru
Class : Class 7

Ans 3:

Ali Hussain from Delhi Private School Dubai, Dubai
Class : Class 6
explain

Ans 4:

Bhabani Prasad from Narayan School, Kolkata
Class : Class 6

Ans 5:

Gauri Singh from St Johns School Marhauli, Varanasi
Class : Class 7

Ans 6:

Ayush anand sharma from GEMS international school , Gurgaon
Class : Class 7
option d is the right answer. this is not possible as speed of particles increases when space between them increases .

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parijatsomani from The Global Edge School, Hyderabad
Subject :NSO    Class : Class 7

Ans 1:

Mayank Gupta from Kulachi Hansraj Model School, New Delhi
Class : Class 8

Ans 2:

kunal from Av vidya mandir school , cheeka
Class : Class 7
As ground apply frictional force on the horse. As it is not easy to run on rough area as compared to smooth area because smooth area apply less frictional force.

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