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DIPTANGSU PARBAT from SOUTH POINT HIGH SCHOOL, Kolkata
Subject :NSO    Class : Class 7

Consider the following statements and select the option which correctly identifies true (T) and false (F) ones.

(i) In cockroaches, air enters the body through spiracles.
(ii) During heavy exercise, we get cramps in the legs due to accumulation of carbon dioxide.
(iii) Normal range of breathing rate per minute in an average adult person at rest is 12-18.
(iv) During exhalation, the ribs move upwards.

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


Ans 1:

Saanjana from Vibgyor , Mumbai
Class : Class 8
It is 15-18, not 12-18.

Ans 2:

malhar thorve from city internqtional school, satara road, pune
Class : Class 7
it should be b

Ans 3:

Arvin from KC INTERNATIONAL SCHOOL JAMMU, Jammu
Class : Class 7
It is B . SOF Kindly correct this

Ans 4:

Adwitiya Roy from South Point High School, KOLKATA
Class : Class 9

Ans 5:

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

Ans 6:

A Mohammed Yusuf from national acadamy central school , ramnathapuram
Class : Class 7
the answer is b and i am hundred pecent sure

Ans 7:

Arghya Kashyap from Modern Delhi Public School, Faridabad
Class : Class 8
It should be B

Ans 8:

Ayan Vohra from Bhavan Vidyalaya , Chandigarh, chandigarh
Class : Class 8
it is B!!! SOF, I know you never listen but like come on at least fix your solutions, so they are actually correct.

Ans 9:

Atharv Deshmukh from Lexicon International School, Pune
Class : Class 7
AM I A MUTANT ? BECAUSE MY RIBS MOVE UPWADS WHEN I INHALE ......RIGHT SOF?

Ans 10:

Viraaj Jassal from LEARNING PATHS SCHOOL, MOHALI
Class : Class 8
Should be B as ribs move upwards and outward while inhaling and downwards and inwards while exhaling.

Ans 11:

Saanjana from Vibgyor , Mumbai
Class : Class 8

Ans 12:

Sarah Ahmad from st. mary's school, delhi
Class : Class 8
uh ya it should be B the last statement is true not false

Ans 13:

Arav Vilas Musale from Narayana e-techno school, Nanded
Class : Class 7
This is a NON SENSE!!!!!!!!

Ans 14:

Meghna Sesha from Deens Academy, Bangalore
Class : Class 5

Ans 15:

Shreyansh from KKIS, Singapore
Class : Class 7

Ans 16:

Arav Vilas Musale from Narayana e-techno school, Nanded
Class : Class 7
It should be option B , The SOF team is sleeping or what

Ans 17:

aarav shankar from st xaviers high school, gurugram
Class : Class 8

Ans 18:

Antareep Mukherjee from New Horizon Public School, Bangalore
Class : Class 8

Ans 19:

Pari Shiddam from PIS Powai, MUMBAI
Class : Class 8
it should be B . The solution is also wrong

Ans 20:

arnav raj sharma from gulibulium school, new york
Class : Class 8
THE SOLUTION DOESN'T MAKE SENSE

Ans 21:

Subhang Deep Sahu from Narayana CO Kadugodi Bangalore, Bangalore
Class : Class 8
it is BEEEEEEEEEEE!!!!!!!

Ans 22:

Preethi from KKIS, Singapore
Class : Class 6
It should be B

Ans 23:

Anvi from DPS, Noida
Class : Class 9
should be b

Ans 24:

Shreyansh from KKIS, Singapore
Class : Class 7
The answer is B for sure

Ans 25:

Ayman Nadeem Khan from Indian School Al Ghubra, Muscat
Class : Class 8
IT SHOULD BE B!!!

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