10-minute Quiz : Chapter 56 Natural polymers

10-minute Quiz : Chapter 56 Natural polymers

9th - 12th Grade

10 Qs

quiz-placeholder

Similar activities

Carbohydrates

Carbohydrates

9th - 12th Grade

12 Qs

Carbohydrates Exit Ticket

Carbohydrates Exit Ticket

11th Grade

15 Qs

Saccharides - review

Saccharides - review

10th Grade

12 Qs

Saccharides

Saccharides

10th - 12th Grade

13 Qs

Key words for Organic Chemistry

Key words for Organic Chemistry

10th Grade

13 Qs

Hóa 12 - CK1 - Đề 2

Hóa 12 - CK1 - Đề 2

12th Grade

15 Qs

Food Nutrients

Food Nutrients

12th Grade - University

10 Qs

Y11 Triple quiz half term 1

Y11 Triple quiz half term 1

11th Grade

15 Qs

10-minute Quiz : Chapter 56 Natural polymers

10-minute Quiz : Chapter 56 Natural polymers

Assessment

Quiz

Chemistry

9th - 12th Grade

Hard

Created by

Chemistry Aristo

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Direction: Questions 1 and 2 refer to the chemical structure of glucose, whose molecules are the building blocks of starch and cellulose.

The chemical structure of glucose, represented in open chain form, is shown in the diagram. Which of the following functional groups are present in this form of glucose?

A. Hydroxyl group and carboxyl group
B. Hydroxyl group and hydrogen group
C. Hydroxyl group and ketone group
D. Hydroxyl group and aldehyde group

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image


Direction:
Questions 1 and 2 refer to the chemical structure of glucose, whose molecules are the building blocks of starch and cellulose.

With reference to the structure of glucose shown in the diagram, how many chiral carbon atoms does this form of glucose have?

A. 3
B. 4
C. 5
D. 6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Part of the structure of cellulose and part of the structure of chitin are shown in the diagram. Which of the following statements concerning the difference in the monomer structures of cellulose and chitin is correct?

A. The hydroxyl group at the C-2 position in β-glucose is replaced by acetylamino group in N-acetylglucosamine.

B. The hydroxyl group at the C-3 position in β-glucose is replaced by acetylamino group in N-acetylglucosamine.

C. The hydroxyl group at the C-4 position in β-glucose is replaced by acetylamino group in N-acetylglucosamine.

D. The hydroxyl group at the C-5 position in β-glucose is replaced by acetylamino group in N-acetylglucosamine.

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following descriptions concerning the structure of chitin is correct?
A. Its polymer chains are held together by many strong covalent bonds.
B. Its polymer chains are held together by many strong hydrogen bonds.
C. It has a giant covalent structure.
D. It has a giant lattice structure.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following statements about cellulose and chitin are correct?

(1) Both of them are made up of glucose-based monomers.

(2) Both of them are important for providing structural support.

(3) Both of them can be found in the cell walls of fungi.

A. (1) and (2) only
B. (1) and (3) only
C. (2) and (3) only
D. (1), (2) and (3)

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following statements correctly explains why cellulose is insoluble in water?

A. Cellulose is a non-polar substance.

B. Cellulose lacks polar groups in its polymer chains to attract water molecules.

C. The hydroxyl groups in cellulose polymer chains are less available for forming hydrogen bonds with water molecules.

D. Cellulose polymer chains form weak hydrogen bonds with water molecules.

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following statements concerning the structure of cellulose are correct?

(1) Ester linkages form between the β-glucose units of cellulose polymer chains.

(2) Polymer chains of cellulose are long, flat and ribbon-like.

(3) Polymer chains of cellulose are held together by intramolecular and intermolecular hydrogen bonds.

A. (1) and (2) only
B. (1) and (3) only
C. (2) and (3) only
D. (1), (2) and (3)

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?