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Subject :NSO    Class : Class 7

Refer the given figure of human digestive system and select the option which correctly answer the questions that follow.

i The inner lining of which of the labelled parts secretes mucus and hydrochloric acid?
ii Juice secreted from which of the labelled parts breaks down fats completely into fatty acids and glycerol?
iii The food that remains undigested and unabsorbed passes into which of the labelled parts?

A i - P, ii - Q, iii - S
B i - P, ii - R, iii - S
C i - R, ii - P, iii - Q
D i - Q, ii - R, iii - P


Ans 1:

Class : Class 8
Option A

Ans 2:

Class : Class 7
A) i - P, ii - Q, iii - S

Ans 3:

Class : Class 10
option A

Ans 4:

Class : Class 7
it is option a

Ans 5:

Class : Class 7
option a

Ans 6:

Class : Class 8
its option "a" because stomach ("p") secretes HCL and (digestive juice) pepsin , bile is produed in liver (q) by gall bladder and large intestine (r) absorb water and pases semi-solid feaces into rectum

Ans 7:

Class : Class 7
option a is the right ans

Ans 8:

Class : Class 10
option c

Ans 9:

Class : Class 8
It's option A

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