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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:

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

Ans 2:

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

Ans 3:

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

Ans 4:

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 5:

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

Ans 6:

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 7:

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

Ans 8:

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 9:

Meghna Sesha from Deens Academy, Bangalore
Class : Class 5

Ans 10:

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

Ans 11:

Saanjana from Vibgyor , Mumbai
Class : Class 8

Ans 12:

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

Ans 13:

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

Ans 14:

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

Ans 15:

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

Ans 16:

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

Ans 17:

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

Ans 18:

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

Ans 19:

Anvi from DPS, Noida
Class : Class 4
should be b

Ans 20:

Shreyansh from KKIS, Singapore
Class : Class 7

Ans 21:

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

Ans 22:

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 23:

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

Ans 24:

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

Ans 25:

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

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