Description : The pH of blood is about 7.4 when the ratio between (NaHCO3) and (H2CO3) is (A) 10 : 1 (B) 20 : 1 (C) 25 : 1 (D) 30 : 1
Last Answer : Answer : B
Description : The pH of blood is 7.4 when the ratio between H2CO3 and NaHCO3 is (A) 1 : 10 (B) 1 : 20 (C) 1 : 25 (C) 1 : 30
Last Answer : B
Description : What make H2CO3. Ans you can make H2CO3 by CO2 plus H2O H2CO3 if you want to make sodium hydrogen carbonate then you can make it like this Na plus H2CO3 NaHCO3?
Last Answer : The correct chemical equation is:Na2CO3 + CO2 + H2O = 2 NaHCO3
Description : The average pH of Urine is (A) 7.0 (B) 6.0 (C) 8.0 (D) 0.0
Last Answer : (B) 6.0
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 : In intestine pH value is (a) pH 7.00 (b) pH 8.5-9.00 (c) pH 8.00 (d) pH 2.5-4.5
Last Answer : (b) pH 8.5-9.00
Description : Germs entering the body through food are mainly killed in the region of alimentary canal where pH may reach the level of (a) 3 (b) 7 (c) l0 (d) Zero (M.P.P.M.T. 90)
Last Answer : (a) 3
Description : At the pH of blood 7.4, the ratio between the carbonic acid and bicarbonate fractions is (A) 1 : 10 (B) 1 : 20 (C) 1 : 30 (D) 1 : 40
Description : In the genetic disorder of cystinuria, the patient excretes large quantities of cystine in their urine and its low solubility causes crystalline cystine to precipitate as stones in kidneys. The remedy ... C) NaHCO3 prevents stone formation by hydrolysis of cystine to cysteine (D) None of these
Last Answer : Answer : C
Description : Diphyodont in man are (a) 20 (b) 12 (c) 10 (d) None
Last Answer : (a) 20
Description : Typical no of mammalian teeth is (a) 48 (b) 42 (c) 44 (c) 30
Last Answer : (c) 44
Description : Although much CO2 is carried in blood, yet blood does not become acidic, because (a) CO2 is continuously diffused through the tissues and is not allowed to accumulate (b) in CO2 transport, ... absorbed by the leucocytes (d) CO2 combines with water to form H2CO3 which is neutralised by NaCO3.
Last Answer : (b) in CO2 transport, blood buffers play an important role
Description : In total, number of permanent teeth in man are (a) 20 (b) 12 (c) 06 (d) None
Last Answer : (b) 12
Description : Rabbit liver is made of (a) 4 lobes (b) 6lobes (c) 5 lobes (d) 7 lobes
Last Answer : (c) 5 lobes
Description : Calciferol (D2) is vitamin of (a) Animal origin (b) Plant origin (c) Blood clotting (d) None
Last Answer : (a) Animal origin
Description : In Jaundice level of one of following increase in blood (a) Bile juice (b) Bile pigments (c) Haemoglobin (d) All
Last Answer : (b) Bile pigments
Description : Ist reservoir of blood is spleen and IInd is (a) Kidney (b) Heart (c) Liver (d) Pancreas
Last Answer : (c) Liver
Description : The function of vitamin K is in (a) Regulation of Ca and P metabolism (b) Carbohydrate metabolism (c) Blood clotting (d) Respiration
Last Answer : (c) Blood clotting
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 : Sanguivores are (a) Flesh eaters (b) Blood sucking (c) Feed dead bodies (d) None
Last Answer : (b) Blood sucking
Description : Deficiency of vitamin K (a) Impotancy (b) Slow clotting of blood (c) Scurvy (d) Pellagra
Last Answer : (b) Slow clotting of blood
Description : Lipogenesis in body starts when (a) Glucose combines with glycerol (b) Glycogen depots of muscle and liver are occupied (c) Glycogen depots of muscle and liver are scanty (d) Blood sugar level is high
Last Answer : (b) Glycogen depots of muscle and liver are occupied
Description : Jaundice is due to (a) Failure of kidney (b) Failure of liver (c) Bacterial disease (d) A disease of blood
Last Answer : (b) Failure of liver
Description : kupffer’s cells in the liver are (a) Fat cells (b) Phagocytic cells (c) Blood cells (d) Regenerative cells
Last Answer : (b) Phagocytic cells
Description : CCK is secreted in (a) Lumen of intestine (b) Pits of intestine (c)Blood of vessels of intestine (d) None
Last Answer : (c)Blood of vessels of intestine
Description : Blood capillary network of villi absorb (a) Water (b) Salts (c) Glucose (d) All
Last Answer : (d) All
Description : Where bile is produced (C.P.M.T. 92) (a) In gall bladder (b) In blood (c) In liver (d) In spleen
Last Answer : (c) In liver
Description : In a solution containing phosphate buffer, the pH will be 7.4, if the ratio of monohydrogen phosphate : dihydrogen phosphate is (A) 4 : 1 (B) 5 : 1 (C) 10 : 1 (D) 20 : 1
Last Answer : Answer : A
Description : At pH 7.4, the ratio of bicarbonate : dissolved CO2 is (A) 1 : 1 (B) 10 : 1 (C) 20 : 1 (D) 40 : 1
Description : Intestine is 9-10 times longer than the body in (a) Herbivores (b) Carnivores (c) Omnivores (d) None
Last Answer : (a) Herbivores
Description : Which of the following is a base (APEX)HI (hydroiodic acid)Ca(OH)2 (calcium hydroxide)H2CO3 (carbonic acid)HNO3 (nitric acid)?
Last Answer : Ca(OH)2 (calcium hydroxide) (Apex)
Description : Is H2CO3 ionic or covalent?
Last Answer : This is an ionic compound.
Description : How do you balance KNO3 plus H2CO3 K2CO3 plus HNO3?
Last Answer : 2KNO3 + H2CO3 ==> K2CO3 + 2HNO3 would be the balanced equation but since all of the species are ionizable and soluble, this reaction won't actually take place.
Description : Study the following table and choose the correct option: Salt - Parent Acid - Parent Base - Nature of Salt (a) Soidum Chloride - HCI - NaOH - Basic (b) Sodium Carbonate - H2CO3 - NaOH - Neutral (c) Sodium Sulphate - H2SO4 - NaOH - Acidic (d) Sodium Acetate - CH3COOH - NaOH - Basic
Last Answer : Answer: (d) Sodium Acetate - CH3COOH - NaOH - Basic
Description : Which of the following is located in the mitochondria? (A) Cytochrome oxidase (B) Succinate dehydrogenase (C) Dihydrolipoyl dehydrogenase (D) All of these
Last Answer : (D) All of these
Description : The surface tension in intestinal lumen between fat droplets and aqueous medium is decreased by (A) Bile Salts (B) Bile acids (C) Conc. H2SO4 (D) Acetic acid
Last Answer : (A) Bile Salts
Description : The phenomenon of osmosis is opposite to that of (A) Diffusion (B) Effusion (C) Affusion (D) Coagulation
Last Answer : (A) Diffusion
Description : The exchange of material takes place (A) Only by diffusion (B) Only by active transport (C) Only by pinocytosis (D) All of these
Description : The degradative Processess are categorized under the heading of (A) Anabolism (B) Catabolism (C) Metabolism (D) None of the above
Last Answer : (B) Catabolism
Description : Which one is the largest particulate of the cytoplasm? (A) Lysosomes (B) Mitochondria (C) Golgi apparatus (D) Entoplasmic reticulum
Last Answer : (B) Mitochondria
Description : Which one is the heaviest particulate component of the cell? (A) Nucleus (B) Mitochondria (C) Cytoplasm (D) Golgi apparatus
Last Answer : (A) Nucleus
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 : All the following processes occur rapidly in the membrane lipid bilayer except (A) Flexing of fatty acyl chains (B) Lateral diffusion of phospholipids (C) Transbilayer diffusion of phospholipids (D) Rotation of phospholipids around their long axes
Last Answer : (C) Transbilayer diffusion of phospholipids
Description : Which of the following phospholipids is localized to a greater extent in the outer leaflet of the membrane lipid bilayer? (A) Choline phosphoglycerides (B) Ethanolamine phosphoglycerides (C) Inositol phosphoglycerides (D) Serine phosphoglycerides
Last Answer : (A) Choline phosphoglycerides
Description : Which are the cholesterol esters that enter cells through the receptor-mediated endocytosis of lipoproteins hydrolyzed? (A) Endoplasmin reticulum (B) Lysosomes (C) Plasma membrane receptor (D) Mitochondria
Last Answer : (B) Lysosomes
Description : HDL is synthesized and secreted from (A) Pancreas (B) Liver (C) Kidney (D) Muscle
Last Answer : (B) Liver
Description : Synthesis of prostaglandinsis is inhibited by (A) Aspirin (B) Arsenic (C) Fluoride (D) Cyanide
Last Answer : (A) Aspirin
Description : Milk is deficient of which mineral? (A) Phosphorus (B) Sodium (C) Iron (D) Potassium
Last Answer : (C) Iron
Description : Milk is deficient in which vitamins? (A) Vitamin C (B) Vitamin A (C) Vitamin B2 (D) Vitamin K
Last Answer : (A) Vitamin C
Description : Oxidation of which substance in the body yields the most calories (A) Glucose (B) Glycogen (C) Protein (D) Lipids
Last Answer : (D) Lipids