MEDIUM
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The correct corresponding order of names of four aldoses with configuration given below respectively, is




(a)Erythrose, Threose, Erythrose, Threose
(b) Threose, Erythrose, Threose, Erythrose
(c) Erythrose, Threose, Erythrose, Threose
(d) Erythrose, Threose, Erythrose, Threose

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Important Questions on Aldehydes, Ketones and Carboxylic acids
EASY
Glucose and Galactose are having identical configuration in all the positions except ...........position

EASY
Fructose and glucose can be distinguished by:

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Maltose on treatment with dilute gives:

EASY
Which of the given statements is incorrect about glycogen?

EASY
Which of the following compounds will behave as reducing sugar in an aqueous solution?

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Amylopectin is composed of:

EASY
Which of the following statements is not true about sucrose?

EASY
A molecule of Stachyose contains how many carbon atoms?

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The incorrect statement among the following is

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Number of stereo centers present in linear and cyclic structures of glucose are respectively:

EASY
Complete hydrolysis of starch gives:

EASY
Two monomers in maltose are:

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Which one given below is a non-reducing sugar?

EASY
and are three biomolecules. The results of the tests performed on them are given below:
Molisch's test | Barfoed Test | Biuret Test | |
---|---|---|---|
Positive | Negative | Negative | |
Positive | Positive | Negative | |
Negative | Negative | Positive |
and are respectively:

EASY
Among the following which one is a non-reducing sugar?

EASY
Choose the correct statement of the following

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If glucose is dissolved in water and kept for a few hours, the major constituent(s) present in the solution is (are)

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Among the following, the incorrect statement is

EASY
Synthesis of each molecule of glucose in photosynthesis involves

