Description : The main product of glycolysis under aerobic conditions is a. Pyruvate b. Lactate c. None of these d. Both a and b Ans: A 2. The protein moiety of an enzyme is known as a. Holo enzyme b. Apo enzyme c. Co enzyme d. Enzyme
Last Answer : Ans: B
Description : Substance which increase the activity of certain enzymes called (a) Pro-enzyme (b) Iso-enzymes (d) Co-enzymes (d) Catalysis
Last Answer : c
Description : What is common among amylase, rennin and trypsin (a) All are protein (b) These are all proteolytic enzyme (c) These are produced in stomach (d) These act at a pH lower than 7
Last Answer : (a) All are protein
Description : Which enzyme digests plant protein (a) Pepsin (b) Erepsin (c) Renin (d) All these
Last Answer : (a) Pepsin
Description : What is holo-enzyme?
Last Answer : When apo-enzyme and co-enzymes are added, holo-enzyme is produced. Fully active enzyme is called Holo-enzyme.
Description : A drug which prevents uric acid synthesis by inhibiting the enzyme xanthine oxidase is (A) Aspirin (B) Allopurinol (C) Colchicine (D) Probenecid
Last Answer : (B) Allopurinol
Description : Arginase enzyme is formed by (a) Spleen (b) Liver (c) Kidney (d) All
Last Answer : (b) Liver
Description : The enzyme which is used for the digestion of fat is (a) Water (b) Bile (c) Amylase (d) Lipase
Last Answer : (d) Lipase
Description : Which of the following regions of the alimentary canal of rabbit does not secrete a digestive enzyme ? (a) Mouth (b) Oesophagus (c) Stomach (d) Duodenum
Last Answer : (b) Oesophagus
Description : Which one is not enzyme (a) Trypsin (b) Lipase (c) Enterokinase (d) Enterocrinin
Last Answer : (d) Enterocrinin
Description : Enzyme arginase is found in (a) Mouth cavity (b) Stomach (c) Intestine (d) Liver
Last Answer : (d) Liver
Description : Destruction of which of the following enzyme causes cyanide poisoning (a) Zymogen (b) Cytochrome enzyme (c) Urease (d) None of these
Last Answer : (b) Cytochrome enzyme
Description : By consumption of milk and milk products some human beings develop intestinal gas and diarrhoea due to absence of which enzyme (a) Lactase (b) Galactase (c) Protease (d) Rennin
Last Answer : (a) Lactase
Description : Invertase enzyme acts upon (a) Proteins (b) Maltose (c) Fructose (d) Sucrose
Last Answer : (d) Sucrose
Description : Enzyme responsible for the digestion of starch in food of main is Present in (e) Salivary and gastric secretion. (b) Salivary and pancreatic secretion (c) Gastric and pancreatic secretion (d) Gastric and duodenal secretion
Last Answer : (b) Salivary and pancreatic secretion
Description : Below freezing point an enzyme is (a) Inactivated (b) Activated (c) Destroyed (d) Unaffected
Last Answer : (a) Inactivated
Description : Enterokinase is (a) Enzyme (b) Hormone (c) Vitamin (d) None
Last Answer : (a) Enzyme
Description : The enzyme which can act in Acidic and basic media both (a) Lipase (b) Trypsin (c) Pepsin (d) Ptyalin
Last Answer : (d) Ptyalin
Description : The enzyme for starch digestion (a) Maltase (b) Invertase (c) Lipase (d) Amylase
Last Answer : (d) Amylase
Description : Anhydro bonds of protein are called (a) Glycosidic (b) Peptide (c) Easter (d) Diester.
Last Answer : (b) Peptide
Description : If a coenzyme is required in an enzyme reaction, the former usually has the function of (A) Acting as an acceptor for one of the cleavage products of the substrate (B) Enhancing the specificity ... C) Increasing the number of receptor sites of the apo enzyme (D) Activating the substrate ENZYMES 167
Last Answer : Answer : A
Description : A Holoenzyme is (A) Functional unit (B) Apo enzyme (C) Coenzyme (D) All of these
Last Answer : Answer : D
Description : Oxidation of which substance in the body yields the most calories (A) Glucose (B) Glycogen (C) Protein (D) Lipids
Last Answer : (D) Lipids
Description : Goblet cells produce mucus which (a) Protect the wall of gut (b) Digest protein (c) Digest fat (d) none
Last Answer : (a) Protect the wall of gut
Description : One of the following is not a protein digesting (a) Pepsin (b) Rennin (c) Ptyalin (d) Air
Last Answer : (c) Ptyalin
Description : One of the following act upon milk protein (a) Renin (b) Rennin (c) Casein (d) None
Last Answer : (b) Rennin
Description : Starvation starts with (a) Utilization of glucose by cells (b) Utilization of glycogen by cells (c) Utilization of fat & protein by cells (d) None of the above
Last Answer : (c) Utilization of fat & protein by cells
Description : Where does complete digestion of protein take place (a) Rectum (b) Ileum (c) Duodenum (d) Stomach
Last Answer : (b) Ileum
Description : Which of the following set is required for digestion of protein (a) Rennin, lipase, pepsinogen (b) Rennin, pepsin, trypsin (c) Pepsin, trypsin, erepsin (d) Trypsin, chymotrypsin, rennin
Last Answer : (c) Pepsin, trypsin, erepsin
Description : The caecum in rabbit is considered to be concerned with the digestion of (a) Cellulose (b) Fat (c) Starch (d) Protein
Last Answer : (a) Cellulose
Description : Milk protein is acted upon by which of the following (a) Rennin (b) Casein (c) Pepsin (d) Caseinogen
Last Answer : (a) Rennin
Description : Digestion of protein-is necessary because (a)It not absorbed as such (b)Proteins are large molecules. (c) Proteins have complex structure. (d) Proteins are made of amino acids
Last Answer : (a)It not absorbed as such
Description : Which of the following belongs to the class of pepsin and trypsin (C.P.M.T.84) (a) Rennin (b) protein (c) Thyroxin (d) Secretin
Description : Protein digestion start from (a) Buccal cavity (b) Stomach (c) Intestine (d) None
Last Answer : (b) Stomach
Description : Pepsin acts on : (a) Protein (b) Lipid (c) Carbohydrate (d) All these
Last Answer : (a) Protein
Description : Which one is the matching pair characterized by pigmented skin of hands, legs and irritability (C.B.S.E.93) (a) Iodine-Goitre (b) Nicotinamide-Pellagra (c) Thiamine-Beri-beri (d) Protein-Kwashiorkor
Last Answer : (b) Nicotinamide-Pellagra
Description : Which of the following is digested first (a) Water (b) Bear (c) Carbohydrate (d) Protein
Last Answer : (b) Bear
Description : Which of the following statement is correct about membrane cholesterol? (A) The hydroxyl group is located near the centre of the lipid layer (B) Most of the cholesterol is in the form ... forms a rigid, planar Structure (D) The hydrocarbon chain of cholesterol projects into the extracellular fluid
Last Answer : (C) The steroid nucleus form forms a rigid, planar Structure
Description : Food digestion is conversion of (a) Macromolecules to micromolecules (b) Non diffusable to diffusable molecules (c) Insoluble to soluble (d) All
Last Answer : (d) All
Description : Tooth is (a) Living (b) Non-living (c) Solid (d) None
Last Answer : (a) Living
Description : Vermiform appendix is a part of (a) Gut of digestive system (b) Vascular system (c) Reproductive system (d) None
Last Answer : (a) Gut of digestive system
Description : One of the following is longest part of alimentary canal (a) Stomach (b) Ileum (c) Colon (d) Rectum
Description : In gastric glands mucus cells are more in (a) Neck (b) Basal part (c) Middle (d) None
Last Answer : (a) Neck
Description : Exposed part of tooth is (a) Neck (b) Root (c) Crown (d) None
Last Answer : (c) Crown
Description : Main part of tooth is (a) Enamel (b) Dentine (c) Pulp (d) None
Last Answer : (b) Dentine
Description : Intestinal villi are numerous and larger in posterior part of small intestine because (a) Digestion is faster in posterior part (b) Blood supply is poor in anterior part (c) Blood supply is poor in posterior part. (d) There is more digested food in posterior part
Last Answer : (d) There is more digested food in posterior part
Description : Bitter taste is perceived by tongue with (a) Taste buds ant. Part (b) Taste buds Post. Part (e) Taste buds lateral Part (d) Tase buds of all Parts
Last Answer : (b) Taste buds Post. Part
Description : Lingual papillae are present on (a) All over the tongue (b) Ant 1/3 Part of tongue (c) Post. 2/3 Part of tongue (d) Ant. 2/3 Part tongue
Last Answer : (d) Ant. 2/3 Part tongue
Description : Pylcrus, a constricted part of alimentary canal is situated between (a) Oesophagus and stomach (b) Stomach and duodenum (c) Duodenum and ileum (d) Ileum and rectum
Last Answer : (b) Stomach and duodenum
Description : Hardest part of tooth is (a) Dentine (b) Enamel (c) Pulp (d) None
Last Answer : (b) Enamel