User Forum

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

Ans 2:

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 3:

Class : Class 8

Ans 4:

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

Ans 5:

Class : Class 8
It should be B

Ans 6:

Class : Class 8
THE SOLUTION DOESN'T MAKE SENSE

Ans 7:

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

Ans 8:

Class : Class 8

Ans 9:

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

Ans 10:

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

Ans 11:

Class : Class 7
The answer is B for sure

Ans 12:

Class : Class 9
should be b

Ans 13:

Class : Class 8

Ans 14:

Class : Class 7
Its BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB

Ans 15:

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

Ans 16:

Class : Class 8
IT SHOULD BE B!!!

Ans 17:

Class : Class 8

Ans 18:

Class : Class 7
It should be B

Ans 19:

Class : Class 7
it should be b

Ans 20:

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

Ans 21:

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

Ans 22:

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

Ans 23:

Class : Class 5

Ans 24:

Class : Class 7

Ans 25:

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

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