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The correct match for class of carbohydrates in Column A with compounds in Column B is

  Column A   Column B
P monosaccharide i. maltose
Q oligosaccharide ii. ribose'
R oligosaccharide iii. cellulose
    iv. glycogen

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Important Questions on Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.

EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Two monomers in maltose are:
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Maltose on treatment with dilute HCl gives:
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Which of the given statements is incorrect about glycogen?
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Among the following which one is a non-reducing sugar?
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Which of the following compounds will behave as reducing sugar in an aqueous KOH solution?
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Milk sugar is
MEDIUM
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Amylopectin is composed of:
MEDIUM
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
The number of chiral carbons present in sucrose is ……….
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
A molecule of Stachyose contains how many carbon atoms?
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Fructose and glucose can be distinguished by:
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Choose the correct statement of the following
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Synthesis of each molecule of glucose in photosynthesis involves
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.

 The correct observation in the following reaction is:

Sucrose→Glycosidic bond Cleavage (Hydrolysis)A+B→Seliwanoff Reagent?

EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
A,B and C are three biomolecules. The results of the tests performed on them are given below:
  Molisch's test Barfoed Test Biuret Test
A Positive Negative Negative
B Positive Positive Negative
C Negative Negative Positive

A,B and C are respectively:
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
What are the functional groups present in the structure of maltose?
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Sucrose on hydrolysis gives
MEDIUM
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Which one of the following statement is not true?
EASY
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Which of the following statements is not true about sucrose?
MEDIUM
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Among the following, the incorrect statement is
MEDIUM
Life Sciences>From Molecules to Organisms: Structures and Processes>Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.>Organization for Matter and Energy Flow in Organisms - The sugar molecules thus formed contain carbon, hydrogen, and oxygen: their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules(such as proteins or DNA), used for example to form new cells.As matter and energy flow through different organizational levels of living systems, chemical elements are recombined in different ways to form different products.
Which one given below is a non-reducing sugar?