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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:

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 2:

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

Ans 3:

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

Ans 4:

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

Ans 5:

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

Ans 6:

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

Ans 7:

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 8:

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 9:

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

Ans 10:

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

Ans 11:

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

Ans 12:

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

Ans 13:

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

Ans 14:

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

Ans 15:

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

Ans 16:

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

Ans 17:

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

Ans 18:

Shreyansh from KKIS, Singapore
Class : Class 7

Ans 19:

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 20:

Meghna Sesha from Deens Academy, Bangalore
Class : Class 5

Ans 21:

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

Ans 22:

Saanjana from Vibgyor , Mumbai
Class : Class 8

Ans 23:

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 24:

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

Ans 25:

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

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