Choose the incorrect sentence from the following:

(a)

Bile juice emulsifies the fat.

(b)

Chyme is a digestive acidic food in stomach.

(c)

Pancreatic juice converts lipid into fatty acid and glycerol.

(d)

Enterokinase stimulates the secretion of pancreatic juice.

Absorption of glycerol, fatty acids and monoglycerides takes place by ______.

(a)

Lymph vessels within villi

(b)

Walls of stomach

(c)

Colon

(d)

Capillaries within villi

Enterokinase takes part in the conversion of ______.

(a)

Pepsinogen into pepsin

(b)

Trypsinogen into trypsin

(c)

Protein into polypeptide

(d)

Caseinogen into casein

Match column I with column II and choose the correct option

Column I	Column II
(P) Small intestine	i) Largest factory
(Q) Pancreas	ii) Absorption of water
(R) Liver	iii) Carrying electrolytic solution
(S) Colon	iv) Digestion and absorption

(a)

P	Q	R	S
iv	iii	i	ii

(b)

P	Q	R	S
iii	ii	i	iv

(c)

P	Q	R	S
iv	iii	ii	i

(d)

P	Q	R	S
ii	iv	iii	i

Assertion : (A) Large intestine also shows the presence of villi like small intestine.
Reason : (B) Absorption of water takes place in large intestine.

(a)

Both A and B are true and B is the correct explanation of A

(b)

Both A and B are true but B is not the correct explanation of A

(c)

A is true but B is false

(d)

A is false but B is true

Peyer's patches are seen in the ___________

(a)

mouth

(b)

stomach

(c)

ileum

(d)

duodenum

Identify the part which is well developed in a herbivorous animal.

(a)

haustra

(b)

caecum

(c)

jejunum

(d)

colon

Complete the table:
Stomach 1)_____________
2) ________ Bolus

(a)

1) Chyme  2) Intestine

(b)

1) Chyme    2) Liver

(c)

1) Chyme 2) Buccal cavity

(d)

1) Bile  2) Stomach

The breakdown products of haemoglobin are found in __________

(a)

Succus entericus

(b)

Saliva

(c)

Gastric Juice

(d)

Bile

Assertion (A): Bicarbonates maintain the pH of saliva between 5.4 - 7.4.
Reason(R): If saliva becomes alkaline the tooth enamel may get dissolved.

(a)

A and R are wrong

(b)

R explains A

(c)

A and R are right but R does not explain A

(d)

A is right R is wrong