In ornithine cycle, which of the following wastes are
removed from the blood?
(a) CO2 and urea (b) Ammonia and urea
(c) CO2 and ammonia (d) Urea and urine

1 Answer

Answer :

(c) CO2 and ammonia

Related questions

Description : The ornithine cycle removes two waste products from the blood in liver. These products are (a) CO2 and ammonia (b) ammonia and uric acid (c) CO2 and urea (d) ammonia and urea.

Last Answer : a) CO2 and ammonia

Description : Conversion of ammonia to urea is done by (a) ornithine cycle (b) arginine cycle (c) fumaric cycle (d) citrulline cycle.

Last Answer : (a) ornithine cycle

Description : Which one of the following pair of waste substances is removed from blood in ornithine cycle `:`

Last Answer : Which one of the following pair of waste substances is removed from blood in ornithine cycle `:` A. ` ... CO_(2)` and ammonia D. Urea and sodium salt

Description : The following 4 amino acids are required for completion of urea cycle except (A) Aspartic acid (B) Arginine (C) Ornithine (D) Glycine

Last Answer : Answer : D

Description : The metabolite which sustains urea cycle is (A) Ornithine (B) Citrulline (C) Carbamoyl phosphate (D) n-acetyl glutamate

Last Answer : Answer : C

Description : An amino acid not involved in urea cycle is (A) Arginine (B) Histidine (C) Ornithine (D) Citrulline

Last Answer : Answer : B

Description : Control of urea cycle involves the enzyme: (A) Carbamoyl phosphate synthetase (B) Ornithine transcarbamoylase (C) Argininosuccinase (D) Arginase

Last Answer : Answer : A

Description : In ureotelic animals, urea is formed by (a) Krebs’ cycle (b) EM pathway (c) Ornithine cycle (d) Cori cycle.

Last Answer : (c) Ornithine cycle

Description : The composition of fresh feed to the high temperature, high pressure urea autoclave is (A) Excess liquid ammonia and liquefied CO2 (B) Excess liquid ammonia and compressed CO2 gas (C) Liquid ammonia and excess compressed CO2 (D) Compressed ammonia gas and excess compressed CO2

Last Answer : (B) Excess liquid ammonia and compressed CO2 gas

Description : Deficiency of urea cycle enzymes results into accumulation of citrulline argininosuccinate arginine in the liver resulting in increasing concentration of …….. in the blood. (A) Calcium (B) Sodium (C) Ammonia (D) Lipid

Last Answer : Answer : C

Description : Impurities present in brine is normally removed by treatment with (A) NH3 and CO2 (B) Lime and soda ash (C) Lime, ammonia and carbon (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Description : Hyperargininemia, a defect in urea synthesis develops due to deficiency of the enzyme: (A) Ornithine transcarbamoylase (B) Argininosuccinase (C) Arginase (D) Argininosuccinate synthetase ENZYMES 157

Last Answer : Answer : B

Description : In urea synthesis, the amino acid functioning solely as an enzyme activator: (A) N-acetyl glutamate(B) Ornithine (C) Citrulline (D) Arginine

Last Answer : Answer : A

Description : An enzyme which is excreted in urine is (A) Lactase dehydrogenase (B) Amylase (C) Ornithine transcarbamoylase (D) None of these

Last Answer : Answer : C

Description : Along with CO2, NH3 and ATP, the amino acid that is needed in urea cycle is (A) Alanine (B) Isoleucine (C) Aspartate (D) Glycine

Last Answer : Answer : C

Description : Select the correct option with respect to cockroaches. (a) Malpighian tubules convert nitrogenous wastes into urea. (b) Males bear short anal styles not present in females. (c) Nervous system comprises of a ... cord and ten pairs of ganglia. (d) The forewings are tegmina which are used in fligh

Last Answer : (b) Males bear short anal styles not present in females

Description : In ornithine cycle, enzyme arginase breaks down arginine into

Last Answer : In ornithine cycle, enzyme arginase breaks down arginine into A. Citrulline and ammonia B. Ornithine ... C. Ornithine and urea D. Citruline and urea

Description : Ornithine cycle performs

Last Answer : Ornithine cycle performs A. ATP synthesis B. Urea formation in spleen C. Urea formation in liver D. Urin formation in liver

Description : Ornithine cycle operates in

Last Answer : Ornithine cycle operates in A. Stomach B. Pancreas C. Liver D. Oral cavity

Description : Ornithine cycle is related to

Last Answer : Ornithine cycle is related to A. Respiration B. Excretion C. Digestion D. Nutrition

Description : Most abundant water pollutant is a) Detergents b) Pesticides c) Industrial wastes d) Ammonia. 

Last Answer : c) Industrial wastes

Description : Ammonia is converted into urea in _____ and filtered from blood and excreted out by_____

Last Answer : Ammonia is converted into urea in _____ and filtered from blood and excreted out by_____

Description : Ammonia is converted into urea in _____ and filtered from blood and excreted out by_____

Last Answer : Ammonia is converted into urea in _____ and filtered from blood and excreted out by_____

Description : What part of the body excretes nitrogenous wastes through urine ?

Last Answer : Urine excretes 80% of nitrogenous wastes from the body.

Description : Urea clearance is the (A) Amount of urea excreted per minute (B) Amount of urea present in 100 ml of urine (C) Volume of blood cleared of urea in one minute (D) Amount of urea filtered by glomeruli in one minute

Last Answer : Answer : A

Description : The formula to calculate maximum urea clearance is U V× B , where U denotes (A) Concentration of urea in urine in gm/24hr (B) Concentration of urea in urine in mg/100 ml (C) Concentration of urea in blood in mg/100 ml (D) Volume of urine in ml/mt

Last Answer : Answer : B

Description : ADH test is based on the measurement of (A) Specific gravity of urine (B) Concentration of urea in urine (C) Concentration of urea in blood (D) Volume of urine in ml/minute

Last Answer : A

Description : A person who is on a long hunger strike and is surviving only on water, will have (a) less amino acids in his urine (b) more glucose in his blood (c) less urea in his urine (d) more sodium in his urine.

Last Answer : (c) less urea in his urine

Description : How nitrogenous wastes are removed? 

Last Answer : Simple aquatic animals excrete ammonia in surrounding water by diffusion. In higher animals ammonia is converted into less toxic compounds such as urea, and uric acid. Urea is excreted out in ... in insects, reptiles and birds. It is excreted out in the form of crystals with little water. 

Description : Upon the entry of carbon dioxide in the red blood cells, H+ionsare formed at a very rapid rate, and yet the blood does not turn acid because (a) H+ ions are rapidly exchanged at the ... haemoglobin and plasma (d) H+ ions are buffered by proteins of haemoglobin and proteins and phosphates of plasma

Last Answer : Ans:(c)

Description : By which enzyme is Urea converted into ammonia and carbon dioxide? -Do You Know?

Last Answer : answer:

Description : Assertion `:-` In fish ammonia is excreted by diffusion through gill surface as ammonium ions. Reason `:-` Some amount of urea may be retained in the

Last Answer : Assertion `:-` In fish ammonia is excreted by diffusion through gill surface as ammonium ions. Reason ` ... . D. If both Assertion & Reason are false.

Description : Conversion of ammonia to urea is done by `…......................` Cycl -

Last Answer : Conversion of ammonia to urea is done by `…......................` Cycl - A. Ornithine cycle B. Arginine cycle C. Fumaric cycle D. Citrulline cycle

Description : Ammonia is converted into urea in

Last Answer : Ammonia is converted into urea in A. Heart B. Spleen C. Liver D. Brain

Description : In comparison to urea ammonia is

Last Answer : In comparison to urea ammonia is A. Less toxic B. Toxic C. Highly toxic D. None

Description : For formation of urea which one of the following is required alongwith ammonia

Last Answer : For formation of urea which one of the following is required alongwith ammonia A. Arginase, `CO_(2)` and `O_(2 ... D. Asparate, `CO_(2)` and `O_(2)`

Description : Conversion of ammonia to urea is done by `…......................` Cycl -

Last Answer : Conversion of ammonia to urea is done by `…......................` Cycl - A. Omithine cycle B. Arginine cycle C. Fumaric cycle D. Citrulline cycle

Description : Ammonia is converted into urea in

Last Answer : Ammonia is converted into urea in A. Heart B. Spleen C. Liver D. Brain

Description : Urea is prepared by the chemical reactions of (a) Ammonium sulphate and calcium chloride (b) Ammonia and carbon dioxide (c) Chlorine and water (d) Acetamide and ethyl alcohol

Last Answer : Ans: (b)

Description : Ammonia is excreted as ammonium salts during metabolic acidosis but the majority is excreted as (A) Phosphates (B) Creatine (C) Uric acid (D) Urea

Last Answer : Answer : D

Description : From dietary protein as well as from the urea present in fluids secreted into the gastrointestinal tract intestinal bacteria produce (A) Carbondioxide (B) Ammonia (C) Ammonium sulphate (D) Creatine

Last Answer : Answer : B

Description : The unwanted amino acids abstracted from the tissues are either used up by the tissue or in the liver converted into (A) Ammonia (B) Urea (C) Ammonium salts (D) Uric acid

Last Answer : Answer : B

Description : Cytosolic and mitochondrial carbamoyl phosphate synthetase have the following similarity: (A) Both use ammonia as a substance (B) Both provide carbamoyl phosphate for urea synthesis (C) Both require N-acetylglutamate as an activator (D) Both are allosteric enzymes

Last Answer : Answer : C

Description : The 2 nitrogen atoms in urea are contributed by (A) Ammonia and glutamate (B) Glutamine and glutamate (C) Ammonia and aspartate (D) Ammonia and alanine

Last Answer : Answer : C

Description : Which of the following is a balanced fertilizer for plants? (a) Urea (b) Ammonia sulphate (c) Nitrates (d) Compost

Last Answer : Ans:(d)

Description : Higher plants take up nitrogen as (a) Nitrites only (b) Nitrates only (c) Nitrates and ammonia (d) Urea

Last Answer : Ans:(c)

Description : Plants absorb dissolved nitrates from soil and convert them into (a) Free nitrogen (b) Urea (c) Ammonia (d) Proteins

Last Answer : Ans:(a)

Description : By which enzyme is Urea converted into ammonia and carbon dioxide?

Last Answer : Urease

Description : Nitrogenous waste products are eliminated mainly as (a) urea in tadpole and ammonia in adult frog (b) ammonia in tadpole and urea in adult frog (c) urea in both tadpole and adult frog (d) urea in tadpole and uric acid in adult frog.

Last Answer : (b) ammonia in tadpole and urea in adult frog

Description : Select the option which shows correct matching of animal with its excretory organ and excretory product. Animal Excretory Excretory organ product (a) Labeo (Rohu) Nephridial Ammonia tubes (b) Salamander Kidneys Urea (c) Peacock Kidneys Urea (d) Housefly Renal tubules Uric acid

Last Answer : (b) Salamander Kidneys Urea