2011. The most important foods are derived from :

A. Leaves
B. Stem
C. Fruits *
D. Roots

2012. If pancreas is removed , the compound which remains undigested is :

A. Proteins
B. Carbohydrates
C. Fats
D. All of these *

2013. Most of the fat digestion occurs in :

A. Rectum
B. Stomach
C. Duodenum
D. Small intestine *

2014. Where is protein digestion accomplished ?

A. Stomach
B. ileum *
C. Rectum
D. Duodenum

2015. Pancreatic juice release is sparked by:

A. Enterokinase
B. Secretin
C. Trypsinogen *
D. Cholecystokinin

2016. What features are shared by trypsin, rennin, and amylase?

A. These are produced in stomach
B. These are active at a pH below 7
C. These all are proteins *
D. These all are proteolytic enzymes

2017. Which combination of rennin’s substrate and site of action is correct?

A. Mouth-starch
B. Stomach-Fat
C. Stomach-Casein *
D. Small intestine -Casein

2018. The Matrix of blood is known as :

A. Plasma *
B. Serum
C. RBC and WBC
D. WBC and platelets

2019. The percentage of formed elements in the blood is :

A. 45 % *
B. 50 %
C. 55 %
D. 60 %

2020. The life span of RBC :

A. 100 Days
B. 110 Days
C. 120 Days *
D. 130 Days