1.

    The backbone of DNA is formed by which type of bond between nucleotides?

    A

    Phosphodiester bond

    B

    Peptide bond

    C

    Glycosidic bond

    D

    Hydrogen bond

    Question Tags
    πŸ“š Subject:Botany
    πŸ“‘ Chapter:Biology Biomolecules
    🎯Topic:Polysaccarides
    PYQ YEAR: 2015
    πŸŽ“ Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚑ Time Required :1 mins
    πŸ”„Ncert Concepts :DNA structure, phosphodiester bond, nucleotides

    Related Questions

    1.

    Sucrose is formed by a dehydration reaction between glucose (C6H12O6C_6H_{12}O_6) and fructose (C6H12O6C_6H_{12}O_6). What is the molecular formula of sucrose?

    A

    C12H24O12C_{12}H_{24}O_{12}

    B

    C12H22O11C_{12}H_{22}O_{11}

    C

    C6H12O6C_6H_{12}O_6

    D

    C12H20O10C_{12}H_{20}O_{10}

    Question Tags
    πŸ“š Subject:Botany
    πŸ“‘ Chapter:Biology Biomolecules
    🎯Topic:Polysaccarides
    PYQ YEAR: 2022
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Easy
    ⚑ Time Required :1 mins
    πŸ”„Ncert Concepts :Carbohydrates, Dehydration Synthesis, Chemical Formula

    2.

    Which of the following is non-reducing sugar?

    A

    Starch

    B

    Sucrose

    C

    Maltose

    D

    Galactose

    Question Tags
    πŸ“š Subject:Botany
    πŸ“‘ Chapter:Biology Biomolecules
    🎯Topic:Polysaccarides
    πŸŽ“ Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :reducing sugars, non-reducing sugars, disaccharides, monosaccharides, glycosidic bond

    3.

    The bond present between two carbohydrate molecules is

    A

    Amide

    B

    Hydrogen

    C

    Glycosidic

    D

    phosphodiester

    Question Tags
    πŸ“š Subject:Botany
    πŸ“‘ Chapter:Biology Biomolecules
    🎯Topic:Polysaccarides
    πŸŽ“ Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚑ Time Required :1 mins
    πŸ”„Ncert Concepts :Biochemistry, Carbohydrates, Glycosidic Bond

    4.

    Which is an organic compound found in most cells?

    A

    Glucose

    B

    Water

    C

    Sodium chloride

    D

    Oxygen

    Question Tags
    πŸ“š Subject:Botany
    πŸ“‘ Chapter:Biology Biomolecules
    🎯Topic:Polysaccarides
    πŸŽ“ Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚑ Time Required :1 mins
    πŸ”„Ncert Concepts :Organic compounds, Cell biology, Biochemistry

    5.

    In a polysaccharide, the individual monosaccharides are linked by a

    A

    Glycosidic bond

    B

    Peptide bond

    C

    Ester bond

    D

    Phosphodiester bond

    Question Tags
    πŸ“š Subject:Botany
    πŸ“‘ Chapter:Biology Biomolecules
    🎯Topic:Polysaccarides
    πŸŽ“ Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚑ Time Required :1 mins
    πŸ”„Ncert Concepts :Polysaccharides, Monosaccharides, Glycosidic bond, Biomolecules

    6.

    Iodine forms a blue color complex with starch but not with cellulose. This difference is primarily due to:

    A

    The presence of branching in cellulose.

    B

    The higher molecular weight of cellulose.

    C

    Difference in glycosidic linkages and resulting structural conformations.

    D

    The different monomer composition of cellulose and starch.

    Question Tags
    πŸ“š Subject:Botany
    πŸ“‘ Chapter:Biology Biomolecules
    🎯Topic:Polysaccarides
    PYQ YEAR: 2023
    πŸŽ“ Ncert Level:Analyzing
    🎯Difficulty :Hard
    ⚑ Time Required :1 mins
    πŸ”„Ncert Concepts :carbohydrates, polysaccharides, cellulose, starch, glycosidic linkages, iodine test

    7.

    The monomer unit of starch is:

    A

    Fructose

    B

    Galactose

    C

    Sucrose

    D

    Glucose

    Question Tags
    πŸ“š Subject:Botany
    πŸ“‘ Chapter:Biology Biomolecules
    🎯Topic:Polysaccarides
    πŸŽ“ Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚑ Time Required :0.5 mins
    πŸ”„Ncert Concepts :Polysaccharides, Starch, Glucose

    8.

    The glycosidic linkage in cellulose is:

    A

    Ξ±(1β†’4)

    B

    Ξ²(1β†’4)

    C

    Ξ±(1β†’6)

    D

    Ξ²(1β†’6)

    Question Tags
    πŸ“š Subject:Botany
    πŸ“‘ Chapter:Biology Biomolecules
    🎯Topic:Polysaccarides
    πŸŽ“ Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚑ Time Required :0.5 mins
    πŸ”„Ncert Concepts :Polysaccharides, Cellulose, Glycosidic bonds

    9.

    Select the correct which represents the homopolysaccharides made up of glucose monomers

    A

    Sucrose, lactose, maltose

    B

    Chitin, glycogen, starch

    C

    Starch, inulin, peptidoglycan

    D

    Starch, glycogen, cellulose

    Question Tags
    πŸ“š Subject:Botany
    πŸ“‘ Chapter:Biology Biomolecules
    🎯Topic:Polysaccarides
    πŸŽ“ Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :Homopolysaccharides, glucose monomers, carbohydrates, polysaccharide identification

    10.

    The two functional groups characteristic of sugars are

    A

    Carbonyl and hydroxyl

    B

    Hydroxyl and methyl

    C

    Carbonyl and phosphate

    D

    Carbonyl and methyl

    Question Tags
    πŸ“š Subject:Botany
    πŸ“‘ Chapter:Biology Biomolecules
    🎯Topic:Polysaccarides
    πŸŽ“ Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚑ Time Required :1 mins
    πŸ”„Ncert Concepts :functional groups, sugars, carbonyl, hydroxyl, methyl, phosphate

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