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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
the answer is b and i am hundred pecent sure

Ans 2:

Class : Class 8

Ans 3:

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

Ans 4:

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

Ans 5:

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

Ans 6:

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 7:

Class : Class 7
It should be B

Ans 8:

Class : Class 8

Ans 9:

Class : Class 8
IT SHOULD BE B!!!

Ans 10:

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

Ans 11:

Class : Class 7
Its BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB

Ans 12:

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

Ans 13:

Class : Class 7

Ans 14:

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

Ans 15:

Class : Class 7
The answer is B for sure

Ans 16:

Class : Class 7

Ans 17:

Class : Class 8
It should be B

Ans 18:

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

Ans 19:

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

Ans 20:

Class : Class 8

Ans 21:

Class : Class 7

Ans 22:

Class : Class 8
should be b

Ans 23:

Class : Class 8
THE SOLUTION DOESN'T MAKE SENSE

Ans 24:

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

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