Instead of ester link plasmalogens possess an other link in position: (A) α (B) β (C) γ (D) None of these FATS AND FATTY ACID METABOLISM 93

Instead of ester link plasmalogens possess an other link in position: (A) α (B) β (C) γ (D) None of these FATS AND FATTY ACID METABOLISM 93
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Palmitic, oleic or stearic acid ester of cholesterol used in manufacture of cosmetic creams is (A) Elaidic oil (B) Lanoline (C) Spermaceti (D) Chaulmoogric oil FATS AND FATTY ACID METABOLISM 75

Description : Palmitic, oleic or stearic acid ester of cholesterol used in manufacture of cosmetic creams is (A) Elaidic oil (B) Lanoline (C) Spermaceti (D) Chaulmoogric oil FATS AND FATTY ACID METABOLISM 75

Last Answer : Answer : B

Claisen condensation gives__________ a) Hydroxyl compound b) β- keto ester c) Γ- diketone d) Α-diketone

Description : Claisen condensation gives__________ a) Hydroxyl compound b) β- keto ester c) Γ- diketone d) Α-diketone

Last Answer : b) β- keto ester

Lecithins contain an unsaturated fatty acid at position: (A) α (B) α and β (C) β (D) None of these

Description : Lecithins contain an unsaturated fatty acid at position: (A) α (B) α and β (C) β (D) None of these

Last Answer : Answer : C

All the following are omega-6-fatty acids except (A) Linoleic acid (B) α-Linolenic acid (C) γ-Linolenic acid (D) Arachidonic acid

Description : All the following are omega-6-fatty acids except (A) Linoleic acid (B) α-Linolenic acid (C) γ-Linolenic acid (D) Arachidonic acid

Last Answer : Answer : B

Which of the following is omega-3 polyunsaturated fatty acid? (A) Linoleic acid (B) α-Linolenic acid (C) γ-Linolenic acid (D) Arachidonic acid

Description : Which of the following is omega-3 polyunsaturated fatty acid? (A) Linoleic acid (B) α-Linolenic acid (C) γ-Linolenic acid (D) Arachidonic acid

Last Answer : Answer : B

Vitamin K is a cofactor for (A) Gamma carboxylation of glutamic acid residue (B) β-Oxidation of fatty acid (C) Formation of γ-amino butyrate (D) Synthesis of tryptophan

Description : Vitamin K is a cofactor for (A) Gamma carboxylation of glutamic acid residue (B) β-Oxidation of fatty acid (C) Formation of γ-amino butyrate (D) Synthesis of tryptophan

Last Answer : Answer : A

Link between glycolysis, Krebs’ cycle and β-oxidation of fatty acid or carbohydrate and fat metabolism is (a) oxaloacetic acid (b) succinic acid (c) citric acid (d) acetyl CoA.

Description : Link between glycolysis, Krebs’ cycle and β-oxidation of fatty acid or carbohydrate and fat metabolism is (a) oxaloacetic acid (b) succinic acid (c) citric acid (d) acetyl CoA.

Last Answer : (d) acetyl CoA.

The mammalian DNA polymerase involved in error correction is (A) DNA polymerase α (B) DNA polymerase β (C) DNA polymerase γ (D) DNA polymerase δ

Description : The mammalian DNA polymerase involved in error correction is (A) DNA polymerase α (B) DNA polymerase β (C) DNA polymerase γ (D) DNA polymerase δ

Last Answer : Answer : B

Replication of nuclear DNA in mammals is catalysed by (A) DNA polymerase α (B) DNA polymerase β (C) DNA polymerase γ (D) DNA polymerase III

Description : Replication of nuclear DNA in mammals is catalysed by (A) DNA polymerase α (B) DNA polymerase β (C) DNA polymerase γ (D) DNA polymerase III

Last Answer : Answer : A

The immediate parent of α, β and γ endorphins is (A) Pro-opiomelanocortin (B) β-lipotropin (C) ATCH (D) Lipoprotein

Description : The immediate parent of α, β and γ endorphins is (A) Pro-opiomelanocortin (B) β-lipotropin (C) ATCH (D) Lipoprotein

Last Answer : Answer : B

Insulin receptor is made up of (A) One α-and one β-subunit (B) Two α-and two β-subunit (C) Two, α two β-and two γ-subunit (D) One α, one β-one γ-and one δ-subunit

Description : Insulin receptor is made up of (A) One α-and one β-subunit (B) Two α-and two β-subunit (C) Two, α two β-and two γ-subunit (D) One α, one β-one γ-and one δ-subunit

Last Answer : Answer : B

In the insulin receptor, tyrosine kinase domain is present in (A) α-Subunits (B) β-Subunits (C) γ-Subunits (D) δ-Subunits

Description : In the insulin receptor, tyrosine kinase domain is present in (A) α-Subunits (B) β-Subunits (C) γ-Subunits (D) δ-Subunits

Last Answer : Answer : B

Insulin binding sites are present on the (A) α-subunits of insulin receptor (B) β-subunits of insulin receptor (C) γ-subunits of insulin receptor (D) α-and β−subunits of insulin receptor

Description : Insulin binding sites are present on the (A) α-subunits of insulin receptor (B) β-subunits of insulin receptor (C) γ-subunits of insulin receptor (D) α-and β−subunits of insulin receptor

Last Answer : Answer : A

All of the following can be formed from pro-opiomelanocortin except (A) α-and β-MSH (B) β-and γ-Lipotropins (C) α-and β-Endorphins(D) FSH

Description : All of the following can be formed from pro-opiomelanocortin except (A) α-and β-MSH (B) β-and γ-Lipotropins (C) α-and β-Endorphins(D) FSH

Last Answer : Answer : D

The nucleotide binding site of G-proteins is present on their (A) α-Subunit (B) β-Subunit α- and β- (C) γ-Subunit (D) δ-Subunit

Description : The nucleotide binding site of G-proteins is present on their (A) α-Subunit (B) β-Subunit α- and β- (C) γ-Subunit (D) δ-Subunit

Last Answer : Answer : A

Characteristic absorption bands exhibited by ferrocytochrome: (A) α band (B) β band (C) α and β bands (D) α, β and γ bands

Description : Characteristic absorption bands exhibited by ferrocytochrome: (A) α band (B) β band (C) α and β bands (D) α, β and γ bands

Last Answer : Answer : D

Two molecules of vitamin A can be formed from 1 molecule of (A) α-Carotene (B) β-Carotene (C) γ-Carotene (D) All of these

Description : Two molecules of vitamin A can be formed from 1 molecule of (A) α-Carotene (B) β-Carotene (C) γ-Carotene (D) All of these

Last Answer : Answer : B

Precursor of Vitamin A is (A) α-Carotene (B) β-Carotene (C) γ-Carotene (D) All of these VITAMINS 121

Description : Precursor of Vitamin A is (A) α-Carotene (B) β-Carotene (C) γ-Carotene (D) All of these VITAMINS 121

Last Answer : Answer : D

Amylase present in saliva is (A) α-Amylase (B) β-Amylae (C) γ -Amylase (D) All of these

Description : Amylase present in saliva is (A) α-Amylase (B) β-Amylae (C) γ -Amylase (D) All of these

Last Answer : Answer : A

When haemoglobin takes up oxygen there is a change in the structure due to the moving closer together of (A) β-chains (B) β-chains (C) γ-chains (D) α and γ chains

Description : When haemoglobin takes up oxygen there is a change in the structure due to the moving closer together of (A) β-chains (B) β-chains (C) γ-chains (D) α and γ chains

Last Answer : Answer : A

Foetal haemoglobin contains (A) Two α and two γ chains (B) Two β and two γ chains (C) Both (A) and (B) (D) None of these

Description : Foetal haemoglobin contains (A) Two α and two γ chains (B) Two β and two γ chains (C) Both (A) and (B) (D) None of these

Last Answer : Answer : A

Transferrin is a type of (A) Albumin (B) α-globulin (C) β1 globulin (D) γ-globulin MINERAL METABOLISM 203

Description : Transferrin is a type of (A) Albumin (B) α-globulin (C) β1 globulin (D) γ-globulin MINERAL METABOLISM 203

Last Answer : Answer : B

All of the following substances have been used to estimate GFR except (A) Inulin (B) Creatinine (C) Phenol red (D) Mannitol FATS AND FATTY ACID METABOLISM 105

Description : All of the following substances have been used to estimate GFR except (A) Inulin (B) Creatinine (C) Phenol red (D) Mannitol FATS AND FATTY ACID METABOLISM 105

Last Answer : Answer : C

During each cycle of on going fatty acid oxidation, all the following compounds are generated except (A) H2O (B) Acetyl CoA (C) Fatty acyl CoA (D) NADH FATS AND FATTY ACID METABOLISM 103

Description : During each cycle of on going fatty acid oxidation, all the following compounds are generated except (A) H2O (B) Acetyl CoA (C) Fatty acyl CoA (D) NADH FATS AND FATTY ACID METABOLISM 103

Last Answer : Answer : A

The major source of cholesterol in arterial smooth muscle cells is from (A) IDL (B) LDL (C) HDL (D) Chylomicrons FATS AND FATTY ACID METABOLISM 101

Description : The major source of cholesterol in arterial smooth muscle cells is from (A) IDL (B) LDL (C) HDL (D) Chylomicrons FATS AND FATTY ACID METABOLISM 101

Last Answer : Answer : B

Cholesterol is excreted as such into ________. (A) Urine (B) Faeces (C) Bile (D) Tears FATS AND FATTY ACID METABOLISM 99

Description : Cholesterol is excreted as such into ________. (A) Urine (B) Faeces (C) Bile (D) Tears FATS AND FATTY ACID METABOLISM 99

Last Answer : Answer : C

Rancidity of butter is prevented by the addition of (A) Vitamin D (B) Tocopherols (C) Presence of priotin (D) Presence of ‘Cu’ FATS AND FATTY ACID METABOLISM 97

Description : Rancidity of butter is prevented by the addition of (A) Vitamin D (B) Tocopherols (C) Presence of priotin (D) Presence of ‘Cu’ FATS AND FATTY ACID METABOLISM 97

Last Answer : Answer : B

All active prostaglandins have atleast one double bond between positions: (A) 7 and 8 (B) 9 and 10 (C) 11 and 12 (D) 13 and 14 FATS AND FATTY ACID METABOLISM 95

Description : All active prostaglandins have atleast one double bond between positions: (A) 7 and 8 (B) 9 and 10 (C) 11 and 12 (D) 13 and 14 FATS AND FATTY ACID METABOLISM 95

Last Answer : Answer : A

In haemolytic jaundice, urine shows (A) Absence of bile pigments and urobilinogen (B) Presence of bile pigments and urobilinogen (C) Absence of bile pigments and presence of urobilinogen (D) Presence of bile pigments and absence of urobilinogen FATS AND FATTY ACID METABOLISM 91

Description : In haemolytic jaundice, urine shows (A) Absence of bile pigments and urobilinogen (B) Presence of bile pigments and urobilinogen (C) Absence of bile pigments and presence of urobilinogen (D) Presence of bile pigments and absence of urobilinogen FATS AND FATTY ACID METABOLISM 91

Last Answer : Answer : C

Hypocholesterolaemia can occur in (A) Hyperthyroidism (B) Nephrotic syndrome (C) Obstructive jaundice (D) Diabetes mellitus FATS AND FATTY ACID METABOLISM 89

Description : Hypocholesterolaemia can occur in (A) Hyperthyroidism (B) Nephrotic syndrome (C) Obstructive jaundice (D) Diabetes mellitus FATS AND FATTY ACID METABOLISM 89

Last Answer : Answer : A

One functional sub-unit of multi-enzyme complex for de novo synthesis of fatty acids contains (A) One —SH group (B) Two —SH groups (C) Three —SH groups (D) Four —SH groups FATS AND FATTY ACID METABOLISM 87

Description : One functional sub-unit of multi-enzyme complex for de novo synthesis of fatty acids contains (A) One —SH group (B) Two —SH groups (C) Three —SH groups (D) Four —SH groups FATS AND FATTY ACID METABOLISM 87

Last Answer : Answer : B

Glycerol released from adipose tissue by hydrolysis of triglycerides is mainly (A) Taken up by liver (B) Taken up by extrahepatic tissues (C) Reutilised in adipose tissue (D) Excreted from the body FATS AND FATTY ACID METABOLISM 85

Description : Glycerol released from adipose tissue by hydrolysis of triglycerides is mainly (A) Taken up by liver (B) Taken up by extrahepatic tissues (C) Reutilised in adipose tissue (D) Excreted from the body FATS AND FATTY ACID METABOLISM 85

Last Answer : Answer : A

Propionyl CoA is formed on oxidation of (A) Monounsaturated fatty acids (B) Polyunsaturated fatty acids (C) Fatty acids with odd number of carbon atoms (D) None of these FATS AND FATTY ACID METABOLISM 83

Description : Propionyl CoA is formed on oxidation of (A) Monounsaturated fatty acids (B) Polyunsaturated fatty acids (C) Fatty acids with odd number of carbon atoms (D) None of these FATS AND FATTY ACID METABOLISM 83

Last Answer : Answer : C

The Tm for PAH i.e the maximal secretory capacity of the tubule for PAH can be used to gavge the (A) Extent of tubular damage FATS AND FATTY ACID METABOLISM 81 (B) Impairment of the capacity of the tubule to perform osmotic work (C) Impairment of renal plasma flow (D) Glomerular filtration rate

Description : The Tm for PAH i.e the maximal secretory capacity of the tubule for PAH can be used to gavge the (A) Extent of tubular damage FATS AND FATTY ACID METABOLISM 81 (B) Impairment of the capacity of the tubule to perform osmotic work (C) Impairment of renal plasma flow (D) Glomerular filtration rate

Last Answer : Answer : A

Normal quantity of urobilinogen excreted in the feces per day is about (A) 10–25 mg (B) 50–250 mg (C) 300–500 mg (D) 700–800 mg FATS AND FATTY ACID METABOLISM 79

Description : Normal quantity of urobilinogen excreted in the feces per day is about (A) 10–25 mg (B) 50–250 mg (C) 300–500 mg (D) 700–800 mg FATS AND FATTY ACID METABOLISM 79

Last Answer : Answer : B

Ochronosis is an important finding of (A) Tyrosinemia (B) Tyrosinosis (C) Alkaptonuria (D) Richner Hanhart syndrome FATS AND FATTY ACID METABOLISM 77

Description : Ochronosis is an important finding of (A) Tyrosinemia (B) Tyrosinosis (C) Alkaptonuria (D) Richner Hanhart syndrome FATS AND FATTY ACID METABOLISM 77

Last Answer : Answer : C

A 20-carbon fatty acid among the following is (A) Linoleic acid (B) α -Linolenic acid (C) β -Linolenic acid (D) Arachidonic acid

Description : A 20-carbon fatty acid among the following is (A) Linoleic acid (B) α -Linolenic acid (C) β -Linolenic acid (D) Arachidonic acid

Last Answer : Answer : D

If α, β and γ are coefficients of linear, area l and volume expansion of a solid then

Description : If α, β and γ are coefficients of linear, area l and volume expansion of a solid then

Last Answer : If α, β and γ are coefficients of linear, area l and volume expansion of a solid then (A) α:β:γ 1:3:2 (B) α:β:γ ... C) α:β:γ 2:3:1 (D) α:β:γ 3:1:2

Radiations which is not emitted during radioactivity is – (1) α rays (2) β rays (3) γ rays (4) Cathode rays

Description : Radiations which is not emitted during radioactivity is – (1) α rays (2) β rays (3) γ rays (4) Cathode rays

Last Answer : (4) Cathode rays Explanation: Radioactivity is the process by which a nucleus of an unstable atom loses energy by emitting particles of ionizing radiation. It includes the emission of energetic alpha particles (α), beta particles (β), and gamma rays.

Radioactive elements emit – (1) Radiowaves (2) Infrared waves (3) Ultraviolet waves (4) α, β and γ radiations

Description : Radioactive elements emit – (1) Radiowaves (2) Infrared waves (3) Ultraviolet waves (4) α, β and γ radiations

Last Answer : (4) α, β and γ radiations Explanation: The phenomenon of spontaneous emission of certain kinds of radiations by some elements is called radioactivity and the elements emitting such radiations are called ... the radioactive substances are separated in to three types, called a, b and g rays.

When cathode rays strike a target of high atomic weight, they give rise to – 1) α -rays (2) β and γ rays (3) X-rays (4) positive rays

Description : When cathode rays strike a target of high atomic weight, they give rise to – 1) α -rays (2) β and γ rays (3) X-rays (4) positive rays

Last Answer : (3) X-rays Explanation: When cathode rays strike a solid target of high atomic weight and high melting point such as tungsten, molybdenum, etc, they give rise to a highly pen-etrating radiation called the X-rays (LIT Physics by Dr. P.K Aganval).

What do radioactive substances emit? (1) Radio waves (2) Infrared waves (3) Ultraviolet waves (4) α, β and γ rays

Description : What do radioactive substances emit? (1) Radio waves (2) Infrared waves (3) Ultraviolet waves (4) α, β and γ rays

Last Answer : (4) α, β and γ rays Explanation: Of the three main types of radiation given off during radioactive decay, two are particles and one is energy; scientists call them alpha, beta and gamma after the first three letters of the Greek alphabet.

Cathode rays when obstructed by metal cause emission of - (1) γ – ray (2) X – ray (3) α – ray (4) β – ray

Description : Cathode rays when obstructed by metal cause emission of - (1) γ – ray (2) X – ray (3) α – ray (4) β – ray

Last Answer : B. X – ray

Pick out the correct statement. (A) Positron is the antiparticle of electron (B) In α-decay, the ratio of neutron to proton decreases (C) Ionising power of β-rays is higher than that of α-rays (D) Speed of α-rays is more than that of γ-ray

Description : Pick out the correct statement. (A) Positron is the antiparticle of electron (B) In α-decay, the ratio of neutron to proton decreases (C) Ionising power of β-rays is higher than that of α-rays (D) Speed of α-rays is more than that of γ-ray

Last Answer : (A) Positron is the antiparticle of electron

The atomic number of a radioactive element is not changed, when it emits __________ rays. (A) α (B) β (C) γ (D) α & β

Description : The atomic number of a radioactive element is not changed, when it emits __________ rays. (A) α (B) β (C) γ (D) α & β

Last Answer : (C) γ

Pick out the wrong statement. (A) Atoms with same number of nucleons but different number of protons are called isobars (B) Atoms with same number of protons but different number of nucleons are called isoters (C) Out of α, β, and γ-rays, the one having maximum penetration power are γ-rays (D) The product formed by emission of α-particle has mass number less by 4 units than the parent nuclide

Description : Pick out the wrong statement. (A) Atoms with same number of nucleons but different number of protons are called isobars (B) Atoms with same number of protons but different number of nucleons are ... product formed by emission of α-particle has mass number less by 4 units than the parent nuclide

Last Answer : (B) Atoms with same number of protons but different number of nucleons are called isoters

Which of the following radiations is the least penetrating? (A) α-rays (B) β-rays (C) γ-rays (D) X-rays

Description : Which of the following radiations is the least penetrating? (A) α-rays (B) β-rays (C) γ-rays (D) X-rays

Last Answer : (A) α-rays

The mass number of an element is not changed, when it emits __________ radiations. (A) α & β (B) β & γ (C) γ & α (D) α, β, & γ

Description : The mass number of an element is not changed, when it emits __________ radiations. (A) α & β (B) β & γ (C) γ & α (D) α, β, & γ

Last Answer : (B) β & γ

β-rays emission in radioactive disintegration is always accompanied by the emission of (A) γ-rays (B) α-rays (C) Neutrons (D) None of these

Description : β-rays emission in radioactive disintegration is always accompanied by the emission of (A) γ-rays (B) α-rays (C) Neutrons (D) None of these

Last Answer : (A) γ-rays

Which of the following radioactive wastes emits all α, β & γ rays and hence is the most hazardous of all radioactive emitters? (A) I-131 (B) Sr-90 (C) Au-198 (D) Ra-226

Description : Which of the following radioactive wastes emits all α, β & γ rays and hence is the most hazardous of all radioactive emitters? (A) I-131 (B) Sr-90 (C) Au-198 (D) Ra-226

Last Answer : (D) Ra-226