Bio Unit 6 11th std : Question 1 of 100

Which one of the following are sequential steps during fermentation? [MHT-CET 2019] Which one of the following are sequential steps during fermentation? [MHT-CET 2019]

2 Mark(s)

Decarboxylation → hydrolysis → glycolysis → reduction
Glycolysis → hydrolysis → reduction → decarboxylation
Hydrolysis → glycolysis → decarboxylation → reduction
Reduction → glycolysis → hydrolysis → decarboxylation

Given below is the structural formula of

2 Mark(s)

Sucrose Sucrose
Ribose Ribose
Glucose Glucose
Deoxyribose Deoxyribose

The below structural formula belongs to

2 Mark(s)

Ribose Ribose
Glucose Glucose
Sucrose Sucrose
Deoxyribose Deoxyribose

Select the correct pair of substituted purines Select the correct pair of substituted purines

2 Mark(s)

Cytosine and thymine Cytosine and thymine
Adenine and guanine Adenine and guanine
Uracil and cytosine Uracil and cytosine
Guanine and uracil Guanine and uracil

Choose the correct option representing X and Y in the given graph

2 Mark(s)

X-Activation energy without enzymes, Y-Activation energy with enzyme
X-Activation energy with enzyme, Y-Activation energy without enzyme
X-Substrate concentration with enzyme, Y-Substrate concentration without enzyme
X-Substrate concentration without enzyme, Y-Substrate concentration with enzyme

Problem of osmoregulation is more among Problem of osmoregulation is more among

2 Mark(s)

Terrestrial animals Terrestrial animals
Desert animals Desert animals
Aquatic animals Aquatic animals
Aerial animals Aerial animals

All monosaccharides are reducing sugars due to presence of free . group. A. aldehyde B. ketone C. ethyl D. methyl E. carboxyl Choose the correct option.[2022] All monosaccharides are reducing sugars due to presence of free . group. A. aldehyde B. ketone C. ethyl D. methyl E. carboxyl Choose the correct option.[2022]

2 Mark(s)

A or B A or B
D or E D or E
Cor D Cor D
B or C B or C

The formed filtrate during ultra filtration is called The formed filtrate during ultra filtration is called

2 Mark(s)

Glomerular filtrate Glomerular filtrate
Primary urine Primary urine
Deproteinized plasma Deproteinized plasma
All of these All of these

Select the wrong statement Select the wrong statement

2 Mark(s)

Proteins are heteropolymers made of amino acids
Ribozymes are nucleic acids with catalytic power
Nucleic acids serve as genetic material Nucleic acids serve as genetic material
Collagen is the most abundant protein in the whole of the biosphere and Rubisco is the most abundant proteins in animal world

The net gain of glycolysis of one molecule of glucose is the formation of ...... The net gain of glycolysis of one molecule of glucose is the formation of ......

2 Mark(s)

1 NADH₂ and 6 ATP 1 NADH₂ and 6 ATP
2NADH₂ and 2ATP 2NADH₂ and 2ATP
4 NADH₂ and 2 ATP 4 NADH₂ and 2 ATP
2 NADH₂ and 8 ATP 2 NADH₂ and 8 ATP

Renal tubule is lined by . layer of epithelium.[2022] Renal tubule is lined by . layer of epithelium.[2022]

2 Mark(s)

single single
transitional transitional
stratified stratified
pseudostratified pseudostratified

In glycolysis phosphorylation takes place in In glycolysis phosphorylation takes place in

2 Mark(s)

3 steps 3 steps
2 steps 2 steps
1 step 1 step
4 steps 4 steps

What provides roughage (fibre) in our diet? What provides roughage (fibre) in our diet?

2 Mark(s)

Cellulose Cellulose
Sucrose Sucrose
Maltose Maltose
Collagen Collagen

Select the wrong statement Select the wrong statement

2 Mark(s)

Proteins are heteropolymers made of amino acids
Ribozymes are nucleic acids with catalytic power
Nucleic acids serve as genetic material Nucleic acids serve as genetic material
Collagen is the most abundant protein in the whole of the biosphere and Rubisco is the most abundant proteins in animal world

At how many places, Co-A is used in aerobic respiration after glycolysis? [MHT-CET 2020] At how many places, Co-A is used in aerobic respiration after glycolysis? [MHT-CET 2020]

2 Mark(s)

Two Two
One One
Three Three
Four Four

Grinding of a living tissue in trichloroacetic acid shows the presence of the inorganic compounds like sulphate, phosphate etc, which are categorised in Grinding of a living tissue in trichloroacetic acid shows the presence of the inorganic compounds like sulphate, phosphate etc, which are categorised in

2 Mark(s)

Acid insoluble fraction Acid insoluble fraction
Acid soluble fraction Acid soluble fraction
Both (a) and (b) Both (a) and (b)
Not found in cellular pool Not found in cellular pool

Enzymes that catalyze inter-conversion of optical, geometrical or positional isomers, are Enzymes that catalyze inter-conversion of optical, geometrical or positional isomers, are

2 Mark(s)

Ligases Ligases
Lyases Lyases
Hydrolases Hydrolases
Isomerases Isomerases

Preparatory phase of glycolysis involves: A. Phosphorylation of glucose twice B. Splitting of fructose 1-6-Biphosphate C. Formation of two molecules of glyceraldehyde-3 phosphate D. Formation of pyruvate [2022] Preparatory phase of glycolysis involves: A. Phosphorylation of glucose twice B. Splitting of fructose 1-6-Biphosphate C. Formation of two molecules of glyceraldehyde-3 phosphate D. Formation of pyruvate [2022]

2 Mark(s)

A only A only
A and B only A and B only
A, C and D only A, C and D only
A, B and C only A, B and C only

Which type of kidney stones are formed due to genetic disorder?[MHT-CET 2021] Which type of kidney stones are formed due to genetic disorder?[MHT-CET 2021]

2 Mark(s)

cystine cystine
calcium calcium
struvite struvite
uricacid uricacid

Majority of kidney stones consist crystals of ______[MHT-CET 2018] Majority of kidney stones consist crystals of ______[MHT-CET 2018]

2 Mark(s)

Calcium oxalate, sodium bicarbonate Calcium oxalate, sodium bicarbonate
Calcium oxalate, calcium phosphate Calcium oxalate, calcium phosphate
Calcium phosphate, sodium chloride Calcium phosphate, sodium chloride
Calcium carbonate, copper sulphate Calcium carbonate, copper sulphate

With reference to enzymes, which one of following statements is true? With reference to enzymes, which one of following statements is true?

2 Mark(s)

Apoenzyme=Holoenzyme+Coenzyme Apoenzyme=Holoenzyme+Coenzyme
Holoenzyme=Apoenzyme+Coenzyme Holoenzyme=Apoenzyme+Coenzyme
Coenzyme=Apoenzyme+Holoenzyme Coenzyme=Apoenzyme+Holoenzyme
Holoenzyme=Coenzyme+Apoenzyme Holoenzyme=Coenzyme+Apoenzyme

Basic structure of proteins was given by Basic structure of proteins was given by

2 Mark(s)

W M Stanley W M Stanley
Nicholson Nicholson
Waston Waston
F Sanger F Sanger

Renal vein which collects the blood from kidney is a tributary of Renal vein which collects the blood from kidney is a tributary of

2 Mark(s)

Pulmonary arch Pulmonary arch
Systemic arch Systemic arch
Superior venacava Superior venacava
Inferior venacava Inferior venacava

The most important form of energy currency in living organisms is the bond energy in the chemical called .. The most important form of energy currency in living organisms is the bond energy in the chemical called ..

2 Mark(s)

Adenosine Triphosphate (ATP) Adenosine Triphosphate (ATP)
Adenosine Diphosphate (ADP) Adenosine Diphosphate (ADP)
Phosphate (P) Phosphate (P)
None of the above None of the above

The molecular weight of hemoglobin is ______ Daltons. [MHT-CET 2020] The molecular weight of hemoglobin is ______ Daltons. [MHT-CET 2020]

2 Mark(s)

38000 38000
48000 48000
28000 28000
68000 68000

Arrange the steps of catalytic action of an enzyme in order and choose the correct option. I. The enzyme releases the products of the reaction and the enzyme is free for another substrate. II. The active site of enzyme is in close proximity of the substrate and breaks of chemical bonds of the substrate. III. The binding of substrate induces the enzyme to alter its shape fitting more tightly around the substrate. IV. The substrate binds to the active site of the enzyme fitting into the active site. Arrange the steps of catalytic action of an enzyme in order and choose the correct option. I. The enzyme releases the products of the reaction and the enzyme is free for another substrate. II. The active site of enzyme is in close proximity of the substrate and breaks of chemical bonds of the substrate. III. The binding of substrate induces the enzyme to alter its shape fitting more tightly around the substrate. IV. The substrate binds to the active site of the enzyme fitting into the active site.

2 Mark(s)

IV, III, II, I IV, III, II, I
III, II, I, IV III, II, I, IV
IV, II, I, III IV, II, I, III
II, I, IV, III II, I, IV, III

The steroidal compound found in Dioscorea plant is ......[2022] The steroidal compound found in Dioscorea plant is ......[2022]

2 Mark(s)

plantin plantin
cholesterol cholesterol
diosgenin diosgenin
morphine morphine

Osmolarity of blood that enters descending limb of vasa recta is normally about . mOsm/I[2022] Osmolarity of blood that enters descending limb of vasa recta is normally about . mOsm/I[2022]

2 Mark(s)

600 600
300 300
125 125
1200 1200

Which one of the following is NOT an aldose sugar?[2022] Which one of the following is NOT an aldose sugar?[2022]

2 Mark(s)

Glucose Glucose
Glyceraldehyde Glyceraldehyde
Xylose Xylose
Fructose Fructose

How much amount of water is required to excrete 10 gm of uric acid?[MHTCET 2024] How much amount of water is required to excrete 10 gm of uric acid?[MHTCET 2024]

2 Mark(s)

300 to 500 ml 300 to 500 ml
5 to: 10 ml 5 to: 10 ml
50 to 100 ml 50 to 100 ml
30 to 40 ml 30 to 40 ml

Which of the following secondary metabolites are used as drugs? Which of the following secondary metabolites are used as drugs?

2 Mark(s)

Vinblastin and curcumin Vinblastin and curcumin
Anthocyanin Anthocyanin
Gums and cellulose Gums and cellulose
Abrin and ricin Abrin and ricin

In aerobic respiration most of the steps takes place in In aerobic respiration most of the steps takes place in

2 Mark(s)

cylosol cylosol
mitochondria mitochondria
plasma membrane plasma membrane
mesosome mesosome

The inhibitor which inhibits the enzyme activity by binding to the active site of the enzyme, due to the close resemblance to the substrate in its molecular structure is called The inhibitor which inhibits the enzyme activity by binding to the active site of the enzyme, due to the close resemblance to the substrate in its molecular structure is called

2 Mark(s)

Non-competitive inhibitor Non-competitive inhibitor
Competitive inhibitor Competitive inhibitor
Allosteric modulator Allosteric modulator
Feedback inhibitor Feedback inhibitor

In glycolysis, the two ATP molecules are consumed during ______ [2023] In glycolysis, the two ATP molecules are consumed during ______ [2023]

2 Mark(s)

Step (1) and (2) Step (1) and (2)
Step (1) and (4) Step (1) and (4)
Step (1) and (3) Step (1) and (3)
Step (1) and (5) Step (1) and (5)

Choose the correct option representing X and Y in the given graph

2 Mark(s)

X-Activation energy without enzymes, Y-Activation energy with enzyme
X-Activation energy with enzyme, Y-Activation energy without enzyme
X-Substrate concentration with enzyme, Y-Substrate concentration without enzyme
X-Substrate concentration without enzyme, Y-Substrate concentration with enzyme

One of the following is a simple protein. One of the following is a simple protein.

2 Mark(s)

Nucleoprotein Nucleoprotein
Glycoprotein Glycoprotein
Lipoprotein Lipoprotein
Albumin Albumin

Study the following statements and select the correct answer from given option. i. Diameter of afferent arteriole being smaller raises glomerular pressure for ultrafiltration. ii. The colloidal osmotic pressure of blood is about 30mmHg that opposes ultrafiltration. iii. The arrangement of podocytes favours ultrafiltration. [2023] Study the following statements and select the correct answer from given option. i. Diameter of afferent arteriole being smaller raises glomerular pressure for ultrafiltration. ii. The colloidal osmotic pressure of blood is about 30mmHg that opposes ultrafiltration. iii. The arrangement of podocytes favours ultrafiltration. [2023]

2 Mark(s)

i only i only
ii and iii ii and iii
ii only ii only
i and iii i and iii

Select the INCORRECT statement with reference to ultrafiltration. [MHT-CET 2020] Select the INCORRECT statement with reference to ultrafiltration. [MHT-CET 2020]

2 Mark(s)

The filtrate is similar to urine. The filtrate is similar to urine.
Effective filtration pressure is 10mmHg Effective filtration pressure is 10mmHg
Filtration in glomerulus takes place due to hydrostatic pressure.
It takes place in Malpighian body It takes place in Malpighian body

Reabsorption in PCT Reabsorption in PCT

2 Mark(s)

Facultative Facultative
Obligatory Obligatory
Both a and b Both a and b
Urea Urea

Which one of the following is NOT usually found in plants?[2022] Which one of the following is NOT usually found in plants?[2022]

2 Mark(s)

Carbohydrate Carbohydrate
Proteins Proteins
Fats Fats
Cholesterol Cholesterol

Which one is the sweetest sugar? Which one is the sweetest sugar?

2 Mark(s)

Glucose Glucose
Fructose Fructose
Sucrose Sucrose
Maltose Maltose

Which enzyme catalyzes hydrogen removal? Which enzyme catalyzes hydrogen removal?

2 Mark(s)

Dehydrogenase Dehydrogenase
Oxygenase Oxygenase
Ribokinase Ribokinase
Hexokinase Hexokinase

One strand of DNA has sequence of nucleotide 3 ATTGGCTAT 5 then other strand of DNA has One strand of DNA has sequence of nucleotide 3 ATTGGCTAT 5 then other strand of DNA has

2 Mark(s)

3 TAAGCGATA 5 3 TAAGCGATA 5
5 TAGCACGTA 5 5 TAGCACGTA 5
5 TAGCACGTA 3 5 TAGCACGTA 3
5 TAAGCGATA 3 5 TAAGCGATA 3

A protein is a sequence of amino acids. The end of polypeptide chain of -NH2 end and at -COOH end are respectively called A protein is a sequence of amino acids. The end of polypeptide chain of -NH2 end and at -COOH end are respectively called

2 Mark(s)

B - terminal and α - terminal B - terminal and α - terminal
α- terminal and B - terminal α- terminal and B - terminal
N- terminal and C - terminal N- terminal and C - terminal
C - terminal and N - terminal C - terminal and N - terminal

Match the simple lipid present in different parts of animal body given in column I with their function in column II

2 Mark(s)

i - b ii - c iii - d iv - a i - b ii - c iii - d iv - a
i-a ii-b iii-d iv-c i-a ii-b iii-d iv-c
i-c ii-a iii-b iv-d i-c ii-a iii-b iv-d
i-d ii-c iii -a iv-b i-d ii-c iii -a iv-b

One turn of DNA has nucleotide pairs One turn of DNA has nucleotide pairs

2 Mark(s)

8 8
100 100
6 6
10 10

Which one of the following nucleic acids is short lived?[2022] Which one of the following nucleic acids is short lived?[2022]

2 Mark(s)

m-RNA m-RNA
t-RNA t-RNA
DNA DNA
r-RNA r-RNA

Oxidative decarboxylation of pyruvic acid results in the formation of Oxidative decarboxylation of pyruvic acid results in the formation of

2 Mark(s)

acelaldehyde acelaldehyde
acetyl Co-A acetyl Co-A
OAA OAA
citric acid citric acid

Which of the following secondary metabolites are used as drugs? Which of the following secondary metabolites are used as drugs?

2 Mark(s)

Vinblastin and curcumin Vinblastin and curcumin
Anthocyanin Anthocyanin
Gums and cellulose Gums and cellulose
Abrin and ricin Abrin and ricin

Which one of the following is not a fibrillar protein? Which one of the following is not a fibrillar protein?

2 Mark(s)

Elastin Elastin
Collagen Collagen
Myosin Myosin
Albumin Albumin

Basic structure of proteins was given by Basic structure of proteins was given by

2 Mark(s)

W M Stanley W M Stanley
Nicholson Nicholson
Waston Waston
F Sanger F Sanger

During Krebs cycle FADH2 is formed in conversion of [MHT-CET 2019] During Krebs cycle FADH2 is formed in conversion of [MHT-CET 2019]

2 Mark(s)

Succinic acid → Fumaric acid Succinic acid → Fumaric acid
Succinyl coenzyme A → Succinine acid Succinyl coenzyme A → Succinine acid
Succinyl coenzyme A→Succinic acid Succinyl coenzyme A→Succinic acid
Isocitric acid → Oxalo succinic acid Isocitric acid → Oxalo succinic acid

Renin angiotesin pathway control Renin angiotesin pathway control

2 Mark(s)

Ultrafiltration Ultrafiltration
Blood pressure Blood pressure
Cardiac out put Cardiac out put
Glucose reabsorption Glucose reabsorption

Given below are two statements: Statement I : Disaccharides are soluble in water hence can easily pass through the cell membrane by diffusion. Statement II : All disaccharides are reducing sugars. In the light of above two statements, choose the correct answer from the option given below. [2023] Given below are two statements: Statement I : Disaccharides are soluble in water hence can easily pass through the cell membrane by diffusion. Statement II : All disaccharides are reducing sugars. In the light of above two statements, choose the correct answer from the option given below. [2023]

2 Mark(s)

Statement I is incorrect but statement II is correct.
Both statement I and statement II are incorrect.
Both statement I and statement II are correct.
Statement I is correct but statement II is incorrect.

Which one of the following is the correct sequence of cytochromes in the order of their participation in respiratory chain? [MHT-CET 2020] Which one of the following is the correct sequence of cytochromes in the order of their participation in respiratory chain? [MHT-CET 2020]

2 Mark(s)

Cyt.b-c 1 → Cyt.c → Cyt.a → Cyt.a 3
Cyt.a → Cyt.a3 → Cyt.b-C 1 → Cyt.c
Cyt.b-c1 → Cyt.a3 → Cyt.a → Cyt.c Cyt.b-c1 → Cyt.a3 → Cyt.a → Cyt.c
Cyt.a → Cyt.a3 → Cyt.b-C1 → Cyt.c₃

Respiration is .... a process Respiration is .... a process

2 Mark(s)

intracellular intracellular
catabolic catabolic
exothermic process exothermic process
All of these All of these

Which one of the following nucleic acids is short lived?[2022] Which one of the following nucleic acids is short lived?[2022]

2 Mark(s)

m-RNA m-RNA
t-RNA t-RNA
DNA DNA
r-RNA r-RNA

How many molecules of reduced coënzymes are formed during aerobic respiration of one glucose molecule? [2023] How many molecules of reduced coënzymes are formed during aerobic respiration of one glucose molecule? [2023]

2 Mark(s)

8 8
14 14
12 12
10 10

Nitrogenous waste are produced during Nitrogenous waste are produced during

2 Mark(s)

Protein metabolism Protein metabolism
Carbohydrate metabolism Carbohydrate metabolism
Far metabolism Far metabolism
All of these All of these

Complete the analogy. Renal pelvis : ureter :: Renal cortex : ______ [MHTCET 2024] Complete the analogy. Renal pelvis : ureter :: Renal cortex : ______ [MHTCET 2024]

2 Mark(s)

column of Bertini column of Bertini
renal pyramid renal pyramid
renal fascia renal fascia
collecting duct collecting duct

Which one of the following in NOT an hydrophilic compound? Which one of the following in NOT an hydrophilic compound?

2 Mark(s)

Cellulose Cellulose
Amino acid Amino acid
Pectin Pectin
Hemicellulose Hemicellulose

Pick out the wrong statement Pick out the wrong statement

2 Mark(s)

Amino acids are substituted methanes Amino acids are substituted methanes
Glycerol is a trihydroxy propone Glycerol is a trihydroxy propone
Lysine is a neutral amino acid Lysine is a neutral amino acid
Lecithin is a phospholipid Lecithin is a phospholipid

Kidney performs the function of excretion to maintain homeostasis of body fluids through regulating their Kidney performs the function of excretion to maintain homeostasis of body fluids through regulating their

2 Mark(s)

Volume, composition, PH and osmotic potential
Volume only Volume only
Composition and PH only Composition and PH only
Osmotic potential only Nephron Osmotic potential only Nephron

Phosphorylation occurs when[MHT-CET 2006] Phosphorylation occurs when[MHT-CET 2006]

2 Mark(s)

Glucose → glucose - 6 -PO₄ Glucose → glucose - 6 -PO₄
Glucose - 6 -PO₄ → Fructose - 6 -PO₄
3PGA →2PGA 3PGA →2PGA
PEPA → Pyruvic Acid PEPA → Pyruvic Acid

Mineral activator required for conversion of glyceraldehyde-3-phosphate to 1, 3-biophosphoglycerate is ...[2022] Mineral activator required for conversion of glyceraldehyde-3-phosphate to 1, 3-biophosphoglycerate is ...[2022]

2 Mark(s)

Ca^++ Ca^++
Mg^++ Mg^++
Mn^++ Mn^++
Zn^++ Zn^++

Formation of glycogen from glucose is called Formation of glycogen from glucose is called

2 Mark(s)

Glycogenolysis Glycogenolysis
Glycogenesis Glycogenesis
Glycolysis Glycolysis
Gluconeogenesis Gluconeogenesis

A nucleotide has three chemically distinct compounds. These are A, B and C Choose the correct option for A, B and C A nucleotide has three chemically distinct compounds. These are A, B and C Choose the correct option for A, B and C

2 Mark(s)

A-Sugar, B-carbonates, C-chlorides A-Sugar, B-carbonates, C-chlorides
A-DNA, B-cellulose, C-ohitin A-DNA, B-cellulose, C-ohitin
A-Heterocyclic compound, B-Monosaccharide, C-a phosphate
A-Phosphoric acid, B-Proteins, C-acids A-Phosphoric acid, B-Proteins, C-acids

Number of pyramids present in kidney are Number of pyramids present in kidney are

2 Mark(s)

6 to 8 6 to 8
6 to 12 6 to 12
6 to 10 6 to 10
6 to 20 6 to 20

The β-pleated sheet structure found in proteins is due to The β-pleated sheet structure found in proteins is due to

2 Mark(s)

Linking together of two or more polypeptides
Coiling of polypeptide chains Coiling of polypeptide chains
Formation of peptide bonds Formation of peptide bonds
Folding of the coiled polypeptide chains

On its hydrolysis, an ATP molecule releases ______ K.cal of energy. [MHT-CET 2020] On its hydrolysis, an ATP molecule releases ______ K.cal of energy. [MHT-CET 2020]

2 Mark(s)

8 8
7.8 7.8
7.3 7.3
7.2 7.2

Which one of the following in NOT an hydrophilic compound? Which one of the following in NOT an hydrophilic compound?

2 Mark(s)

Cellulose Cellulose
Amino acid Amino acid
Pectin Pectin
Hemicellulose Hemicellulose

Insulin is a polymer of Insulin is a polymer of

2 Mark(s)

Fructose Fructose
Glucose Glucose
Sucrose Sucrose
Xylose Xylose

The sum of chemical reactions that take place within each cell of a living being is called[2022] The sum of chemical reactions that take place within each cell of a living being is called[2022]

2 Mark(s)

metabolism metabolism
anabolism anabolism
catabolism catabolism
metabolic pool metabolic pool

Which parts of renal tubule regulate pH of blood by absorbing H+ ions from peritubular capillaries an then adding into the tubular fluid?[2022] Which parts of renal tubule regulate pH of blood by absorbing H+ ions from peritubular capillaries an then adding into the tubular fluid?[2022]

2 Mark(s)

DCT and CT DCT and CT
Loop of Henle Loop of Henle
PCT and CT PCT and CT
Bowman's capsule Bowman's capsule

The exchange of gases between organism and environment is called as The exchange of gases between organism and environment is called as

2 Mark(s)

cell respiration cell respiration
tissue respiration tissue respiration
external respiration external respiration
internal respiration internal respiration

Which of the following statement is true. Which of the following statement is true.

2 Mark(s)

GHP is due to plasma proteins GHP is due to plasma proteins
BCOP Is due to narrower afferent arterioles
Fall in blood pressure reduces EFP Fall in blood pressure reduces EFP
Fall in blood pressure increases both EFP and CHP.

What will be the length of a dsDNA strand, if it contains 100 base pairs? [2023] What will be the length of a dsDNA strand, if it contains 100 base pairs? [2023]

2 Mark(s)

340 A° 340 A°
100 A° 100 A°
170 A° 170 A°
200 A° 200 A°

When GFR decreases, lungs secrete ______ in renin-angiotensin mechanism. [MHT-CET 2020] When GFR decreases, lungs secrete ______ in renin-angiotensin mechanism. [MHT-CET 2020]

2 Mark(s)

Angiotensin converting enzyme Angiotensin converting enzyme
Angiotensinogen Angiotensinogen
Angiotensin Angiotensin
Renin Renin

Which one of the following is generally applicable to polysaccharides? Which one of the following is generally applicable to polysaccharides?

2 Mark(s)

Crystalline, insoluble, tasteless Crystalline, insoluble, tasteless
Amorphous, soluble, sweet Amorphous, soluble, sweet
Crystalline soluble sweet Crystalline soluble sweet
Amorphous, insoluble, tasteless Amorphous, insoluble, tasteless

Reduced coenzyme FADH2 is formed between which of the following intermediates in Krebs Cycle? [MHT-CET 2020] Reduced coenzyme FADH2 is formed between which of the following intermediates in Krebs Cycle? [MHT-CET 2020]

2 Mark(s)

Succinate and fumarate Succinate and fumarate
Isocitrite and oxalosuccinate Isocitrite and oxalosuccinate
Suppilyl Co-A and Succinate Suppilyl Co-A and Succinate
Malate and oxaloacetate Malate and oxaloacetate

Match Column I and Column II with reference to enzymes and select the correct option. Column I Column II A. Transferase I. aldolase B. Hydrolase II. Alcohol dehydrogenase C. Lyase III. sucrase D. Oxidoreductase IV. glucokinase[2022] Match Column I and Column II with reference to enzymes and select the correct option. Column I Column II A. Transferase I. aldolase B. Hydrolase II. Alcohol dehydrogenase C. Lyase III. sucrase D. Oxidoreductase IV. glucokinase[2022]

2 Mark(s)

A - III, B - I, C - II, D - IV A - III, B - I, C - II, D - IV
A - II, B - III, C - I, D - IV A - II, B - III, C - I, D - IV
A - IV, B - I, C - III, D - II A - IV, B - I, C - III, D - II
A - IV, B - III, C - I, D - II A - IV, B - III, C - I, D - II

Which of the following does NOT take place during aerobic cellular respiration? [MHT-CET 2020] Which of the following does NOT take place during aerobic cellular respiration? [MHT-CET 2020]

2 Mark(s)

Utilization of CO₂ Utilization of CO₂
Release of energy Release of energy
Utilization of O₂ Utilization of O₂
Oxidation of food Oxidation of food

In respiratory chain, the terminal acceptor of electrons is ______[MHT-CET 2020] In respiratory chain, the terminal acceptor of electrons is ______[MHT-CET 2020]

2 Mark(s)

Cytochrome - a3 Cytochrome - a3
Cytochrome - b-C1 Cytochrome - b-C1
Molecular oxygen Molecular oxygen
Cytochrome -a Cytochrome -a

Alcohol dehydrogenase belongs to which class of enzyme?[MHT-CET 2021] Alcohol dehydrogenase belongs to which class of enzyme?[MHT-CET 2021]

2 Mark(s)

Transferases Transferases
Oxidoreductases Oxidoreductases
Lyases Lyases
Hydrolases Hydrolases

The principal source of nitrogenous wastes is...[2022] The principal source of nitrogenous wastes is...[2022]

2 Mark(s)

fatty acids fatty acids
amino acids amino acids
glucose glucose
riboflavin riboflavin

Histone octamer contains Histone octamer contains

2 Mark(s)

Eight types of histones Eight types of histones
Eight histones of four different types Eight histones of four different types
Five histones Five histones
Six types of histones Six types of histones

Which of the following conditions does NOT lead to Acute Renal Failure?[2022] Which of the following conditions does NOT lead to Acute Renal Failure?[2022]

2 Mark(s)

Obstruction of both ureters Obstruction of both ureters
Severe bleeding Severe bleeding
Optimum to moderate intake of fluids Optimum to moderate intake of fluids
Administration of nephrotoxic drug Administration of nephrotoxic drug

Variety of amino acids are formed on the basis of Variety of amino acids are formed on the basis of

2 Mark(s)

Position of hydroxyl group Position of hydroxyl group
Position of carboxyl group Position of carboxyl group
Position of hydrogen Position of hydrogen
Nature of R group Nature of R group

Blood osmolarity decreases with the secretion of i. ADH ii. aldosterone iii. angiotensin II iv. ANP[MHTCET 2024] Blood osmolarity decreases with the secretion of i. ADH ii. aldosterone iii. angiotensin II iv. ANP[MHTCET 2024]

2 Mark(s)

ii and iv only ii and iv only
i and ii only i and ii only
ii and iii only ii and iii only
i only i only

Which one of the following is polysaccharide? Which one of the following is polysaccharide?

2 Mark(s)

Glycogen Glycogen
Sucrose Sucrose
Lactose Lactose
Maltose Maltose

In the event of tubular accretion, the transported substance moves from In the event of tubular accretion, the transported substance moves from

2 Mark(s)

Tubular cells to tubular fluid via particular capillaries
Peritubular capillaries, across tubular cells to tubular fluid
Peritubular capillaries to tubular cells
Tubular cells into tubular fluid Tubular cells into tubular fluid

The total no. of ATP formed directly in glycolysis[MHT-CET 2007] The total no. of ATP formed directly in glycolysis[MHT-CET 2007]

2 Mark(s)

4 4
10 10
8 8
2 2

Select the set of protolytic enzymes from following Select the set of protolytic enzymes from following

2 Mark(s)

Trypsin, peptidase, pepsin Trypsin, peptidase, pepsin
Amylopsin, steapsin, ptylin Amylopsin, steapsin, ptylin
Amylase, lipase, zymase Amylase, lipase, zymase
Urease, zymase, dehydrogenase Urease, zymase, dehydrogenase

Which one of the following lipid is found in the myelin sheath of neuron? [2023] Which one of the following lipid is found in the myelin sheath of neuron? [2023]

2 Mark(s)

Cholesterol Cholesterol
Lecithin Lecithin
Glycolipid Glycolipid
Wax Wax

When a person is suffering from poor renal absorption, which one of the following will not help in maintenance of blood volume. When a person is suffering from poor renal absorption, which one of the following will not help in maintenance of blood volume.

2 Mark(s)

Decrease in glomerular filtration Decrease in glomerular filtration
Increased ADH secretion Increased ADH secretion
Decreased arterial pressure in kidneys Decreased arterial pressure in kidneys
Increased arterial pressure in kidneys Increased arterial pressure in kidneys

The compound lipid lecithin in addition to phosphate has ......[2022] The compound lipid lecithin in addition to phosphate has ......[2022]

2 Mark(s)

potassium potassium
sodium sodium
sulphur sulphur
nitrogen nitrogen

How many ATP molecules is/are produced after oxidation of FADH2 ?[2022] How many ATP molecules is/are produced after oxidation of FADH2 ?[2022]

2 Mark(s)

two two
one one
four four
three three

Hydrolysis of a glycosidic bond in a disaccharide is an example of Hydrolysis of a glycosidic bond in a disaccharide is an example of

2 Mark(s)

Cleavage of biomolecules Cleavage of biomolecules
Hydrolysis of biomolecules Hydrolysis of biomolecules
Transformation of biomolecules Transformation of biomolecules
Formation of biomolecules Formation of biomolecules

Select the correct graph which shows the relationship between the rate of an enzymatic activity and substrate concentration Select the correct graph which shows the relationship between the rate of an enzymatic activity and substrate concentration

2 Mark(s)

Choose the type of enzyme involved in the following reaction

2 Mark(s)

Dehydrogenase Dehydrogenase
Transferase Transferase
Hydrolase Hydrolase
Lyase Lyase