Digestive glands MCQ Basic Level

Digestive glands - Basic Level

Dear Readers,

Compared to other sections, Zoology is considered to be the most scoring section. If prepared thoroughly, Zoology can help students to secure a position in the exam. These questions are very important in achieving your success in Exams after 12th.

Q1. Kupffer cells of liver are

•  Loose connective tissue
•  Phagocytic cell
•  Mast cell
•  Fat cell

Kupffer cells are liver resident macrophages that localize within the lumen of the liver sinusoids .

Q2. Bilirubin and biliverdin are found in

•  Blood
•  Bile
•  Pancreatic juice
•  Saliva

Bile, produced by the liver of most vertebrates, helps in the digestion of lipids in the small intestine.

Q3. Deamination occurs in liver to

•   Get rid of urea from blood
•  Synthesise amino acids
•  Make use of excess amino acids
•  Convert proteins to urea and uric acid

In case of excess intake of amino acids, deamination occurs in the liver to get rid of the excess amino acids present in the body. When excess amino acids reach the liver it is converted into urea, which forms the major part of urine.

Q4. Most of the fatty acids and glycerols are absorbed with the help of bile salts in the

•  Lacteals
•  Blood circulation
•  Wall of the ileum
•   None of these

Fatty acids and glycerol being insoluble, cannot be absorbed into the blood.

Q5. In rabbit the colour of bile juice is

•  Colourless due to the presence of sodium and potassium taurocholate
•  Green due to the accumulation of biliverdin
•   Red due to the accumulation of haemoglobi
•  Yellow due to the presence of bilirubin

The bile is a complex greenish and alkaline fluid. Containing bile salt and bile pigment. Most important bile pigment is bilirubin which is a breakdown product of hemoglobin, biliverdin is absent.

Q6. A person like to have more oils. Which of the following juice will emulsify it

•  Bile
•  Pancreatic juice
•  Gastric juice
•  Saliva

Gastric juices can be simply be explained as an acid fluid which are secreted by the stomach. The main role of gastric juices is to facilitate digestion.

Q7. From the point of ontogeny, liver is

•   Ectodermal
•  Endodermal
•  Mesodermal
•  Both ectodermal and endodermal

No Explanation

Q8. Bile is secreted by

•  Pancreas
•   Kidney
•  Heart
•  Liver

Bile is a fluid that is made and released by the liver and stored in the gallbladder. Bile helps with digestion.

Q9.  Liver in our body stores

•  Vitamin A
•  Vitamin D
•  Vitamin B₁₂
•  All of these

Liver is the largest organ in the body. It helps in digestion and removes waste products and worn-out cells from the blood.

Q10. Ptyalin is

•  Strongly acidic
•  Slightly acidic
•  Slightly neutral
•  Strongly alkaline

Ptylin is the salivary amylase that converts the starch into the dextrin and maltose. Its optimum pH is 5.6- 6.9