Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

proteins

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

What type of reaction forms a peptide bond between amino acids?

a)

Hydrolysis

b)

Condensation (dehydration)

c)

Oxidation

d)

Reduction

2.

Which amino acids are shown in the example of peptide bond formation?

a)

Glycine and Alanine

b)

Phenylalanine and Alanine

c)

Glycine and Phenylalnine

d)

Glycine and Serine

3.

A dipeptide is formed from:

a)

One amino acid and water

b)

two amino acids

c)

a protein and a peptide bond

4.

which of the following describes the secondary structure of proteins?

a)

sequence of amino acids

b)

overall 3d folding

c)

hydrogen-bonded shapes like helices and pleated sheets

d)

combination of multiple polypeptides

5.

which of the following is an example of a protein being denatured?

a)

hemoglobin carrying oxygen

b)

collagen forming skin and bones

c)

egg whites solidifying when boiled

d)

papain tenderizing meat

6.

which of the following is not a function of proteins?

a)

speeding up reactions

b)

transporting molecules

c)

providing structural support

d)

storing genetic information

7.

which protein transports oxygen in the blood?

a)

collagen

b)

hemoglobin

c)

insulin

d)

keratin

8.

which protein hormone regulates blood sugar by signaling cells to store glucose?

a)

hemoglobin

b)

insulin

c)

collagen

d)

papain

9.

what is the main function of enzymes in living organisms?

a)

store genetic information

b)

lower the activation energy of reaction

c)

transport oxygen

d)

build structural support

10.

papain, found in papaya, is commonly used in:

a)

cleaning solutions

b)

food preservation

c)

meat tenderizes

d)

blood transport