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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:

aarav shankar from st xaviers high school, gurugram
Class : Class 7

Ans 2:

Anvi from DPS, Noida
Class : Class 8
should be b

Ans 3:

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

Ans 4:

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

Ans 5:

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

Ans 6:

Meghna Sesha from Deens Academy, Bangalore
Class : Class 7

Ans 7:

Adwitiya Roy from South Point High School, KOLKATA
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:

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 10:

Saanjana from Vibgyor , Mumbai
Class : Class 8

Ans 11:

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

Ans 12:

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 13:

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

Ans 14:

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

Ans 15:

Subhang Deep Sahu from Chrysalis High Kadugodi . , Bangalore
Class : Class 7
it is BEEEEEEEEEEE!!!!!!!

Ans 16:

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

Ans 17:

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

Ans 18:

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 19:

Preethi from KKIS, Singapore
Class : Class 7
It should be B

Ans 20:

Viraaj Jassal from LEARNING PATHS SCHOOL, MOHALI
Class : Class 7
Should be B as ribs move upwards and outward while inhaling and downwards and inwards while exhaling.

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