Biology mcq chapter wise|chapter digestion and absorption

Qus 1. Where does protein digestion start in humans -

(a )buccal cavity

(b )Stomach

(C )Esophagus

(d )Intestine

B

 Qus 2. Which disease is caused by protein deficiency

(a) Cirrhosis

(b) night blindness

(c) Kwashiorkar

(d) eczema

C

 Qus 3. Which pair of diseases arising out of vitamins and its effects is right

(a) Riboflavin ------- Berry -berry

(b) Thayymin --------- kjeerofthealmiya

(c) Niacin --------- Pelagra

(d) Calciferal ----- Scurvy

C

 Qus 4. penicillin which is used as an antibiotic is obtained form-

(a) algae 

(b) Lichens 

(c) bacteria 

(d) fungi

D

 Qus 5. Absence of which vitamin causes calcium deficiency in the body -

(a) C

(b) B

(c) D

(d) E

C

 Qus. 6 Which of these substances will first go from the stomach to the duodenum ---

(a) Beer

(b) protein

(c) Carbohydrate

(d) fat

A

 Qus 7. Which vitamin does not work as a coenzyme ---

(a) Riboflavin

(b) Tocopheranal

(c) Biotin

(d) folic acid

B

 Qus 8. All digestive enzymes are

(a) Ligges

(b) water-decomposer

(c) Transferases

(d) Oxidase

B

 Qus 9. Vitamin D deficiency disease ---

(a) Rickets

(b) Berry - Berry

(c) night blindness

(d) Impotence

A

 Qus 10. What is the reaction of pancreatic lipase ---

(a) Glycogen

(b) Disaccharides

(c) triglyceride

(d) polypeptides

C

 Qus 11. Which of the following substances is not an enzyme ---

(a) amylase

(b) maltose

(c) Sucrease

(d) urease

b

 Qus 12. Protein breaks down as a result of complete digestion ---

(a) gulucose

(b) triglyceride

(c) amino acids

(d) None

C

 Qus 13. Substances that stimulate the glandular cells of the intestinal mucosa to secrete ---

(a) gastrin

(b) bile

(c) Cym HCl

(d) Cholistocyanin

C

 Qus 14. A substance that stimulates secretion of gastric juice and acidic acid in the stomach ---

(a) gastrin

(b) histamine

(c) Estylcholine

(d) two of these

A

 Qus 15. Jaundice disease is caused by which organ malfunction ---

(a) brain

(b) heart

(c) Liver

(d) None of these

C

 Qus 16. Deficiency of which vitamin reduces fertility ---

(a) B

(b) E

(c) D

(d) C

b

 Qus 17. Our food is mainly ---

(a) Glucose

(b) Sucrose

(c) Carbohydrate

(d) cellulose

C

 Qus 18. Which one of the following is a function of the liver ---

(a) Secretion of digestive enzymes

(b) Synthesis of hemoglobin

(c) Synthesis of uriya

(d) Urine secretion

C

 Qus 19. In which secretion of pepsin is ---

(a) intestine

(b) Liver

(c) Janad

(d) stomach

D

 Qus 20. What is called hydrolysis of proteins?

(a) Peptide

(b) ester

(c) Distor

(d) glycosidic

A

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