Free Digestion And Absorption (Daily Quiz: 11) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Free Digestion And Absorption (Daily Quiz: 11) Time:

Question-1

If the epiglottis does not function correctly, then what will happen to the human being ?

(a)

(b)

(c)

(d)

Explanation:

Answer: (b)

During swallowing the epiglottis covers the opening to the airways to prevent the entry of food or liquid, therefore if the epiglottis does not function properly then one might get congestion.


Question-2

Emulsification of fat is carried out by

(a)

(b)

(c)

(d)

Explanation:

Answer: (b)

Bile contains no enzyme, and has no chemical action on food. However, it has salts, namely, sodium glycocholate and sodium taurocholate. These salts reduce the surface tension of large fat droplets and break them into many small ones. This process is called emulsification. They also form thin coating around tiny fat droplets to keep them from coalescing. This increases lipase action on fats.


Question-3

Which one of the following pairs is not correctly matched ?

(a)

(b)

(c)

(d)

Explanation:

Answer: (d)

VitaminChemical NameDisease
$B_1$ThiamineBeriberi
$B_2$RiboflavinAiboflavinosis, Glossitis
$B_3$Niacin, NicotinamidePellagra
$B_5$PantothenicParestheria
$B_6$PyridoxineAnaemia, loss of appetite
$B_7$PriotinDematitis, enteritis
$B_9$Folic acidMegaloblastic
$B_12$CyanocobalaminPerinicious anaemia


Question-4

Trypsinogen is produced by –

(a)

(b)

(c)

(d)


Question-5

Pylorus is situated at the junction of

(a)

(b)

(c)

(d)


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