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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:

Class : Class 7

Ans 2:

Class : Class 7

Ans 3:

Class : Class 8
THE SOLUTION DOESN'T MAKE SENSE

Ans 4:

Class : Class 8
It should be B

Ans 5:

Class : Class 8
it is BEEEEEEEEEEE!!!!!!!

Ans 6:

Class : Class 8
IT SHOULD BE B!!!

Ans 7:

Class : Class 7
It should be B

Ans 8:

Class : Class 7
AM I A MUTANT ? BECAUSE MY RIBS MOVE UPWADS WHEN I INHALE ......RIGHT SOF?

Ans 9:

Class : Class 8
should be b

Ans 10:

Class : Class 8
It is 15-18, not 12-18.

Ans 11:

Class : Class 7
It should be option B , The SOF team is sleeping or what

Ans 12:

Class : Class 8
Should be B as ribs move upwards and outward while inhaling and downwards and inwards while exhaling.

Ans 13:

Class : Class 7
This is a NON SENSE!!!!!!!!

Ans 14:

Class : Class 8
it should be B . The solution is also wrong

Ans 15:

Class : Class 8

Ans 16:

Class : Class 7
the answer is b and i am hundred pecent sure

Ans 17:

Class : Class 8

Ans 18:

Class : Class 7
It is B . SOF Kindly correct this

Ans 19:

Class : Class 8

Ans 20:

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 21:

Class : Class 8
uh ya it should be B the last statement is true not false

Ans 22:

Class : Class 7
Its BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB

Ans 23:

Class : Class 7

Ans 24:

Class : Class 7
The answer is B for sure

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