EASY
Earn 100

The chemical formula of starch is
(a)
(b)
(c)
(d)

33.33% studentsanswered this correctly
Important Questions on Chemical Constituents of Living Cells
MEDIUM
Differentiate between the following :
Amylose and Amylopectin

EASY
Select the incorrect statement of Biomolecules?

EASY
Which ONE of the following is a hetero-polysaccharide?

EASY
Cellulose does not form blue colour with Iodine because

EASY
The rigidity of cellulose is due to:

EASY
The type of polysaccharide present in a cotton fibre

EASY
The structure of Fructofuranose is

EASY
Identify the substances having glycosidic bond and peptide bond, respectively in their structure.

HARD
Two tubes labelled 'P' and 'Q' contain foodstuff. Tube 'P' gave a positive test with Benedict's solution while tube 'Q' gave a positive test with nitric acid. Which of the following is correct?

MEDIUM
Choose the correct statements from the following:
A) In a polysaccharide chain, the right end is reducing end and the left end is non-reducing end.
B) In a protein, the right end is a first amino acid called N-end, and the left end is called C-terminal.
C) Concanavalin A is a drug used to cure cancer along with vinblastin and curcumin.
D) GLUT- enables glucose transport into cells.

EASY
The two functional groups characteristic of sugars are

EASY
What is the advantage of storing glucose as glycogen in animals instead of as monomeric glucose?

EASY
Which one of the following is a non-reducing carbohydrate?

EASY
A dehydration reaction links two glucose molecules to produce maltose. If the formula for glucose is then what is the formula for maltose?

EASY
Assertion Starch can hold iodine molecules whereas cellulose cannot hold iodine molecules.
Reason Cellulose forms helical secondary structures whereas starch does not contain complex helices.
The correct answer is:

EASY
In vertebrates 'glycogen' is stored chiefly in:

EASY
Which of the following pairs are both polysaccharides?

MEDIUM
Corn is immersed in the boiling water. It is then cooled, the solution becomes sweet. It is due to

EASY
Storing carbohydrates in the form of polysaccharides has which of the following advantages?

EASY
In which of the following forms glucose is usually stored in plants

