wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Biological Molecules Quiz

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

What does the acronym "CHONP" stand for in nucleic acids?

a)

Carbon, Hydrogen, Oxygen, Nitrogen, Phosphorus

b)

Carbon, Helium, Oxygen, Nitrogen, Phosphorus

c)

Calcium, Hydrogen, Oxygen, Nitrogen, Phosphorus

d)

Carbon, Hydrogen, Osmium, Nitrogen, Phosphorus

2.

Which biological molecule is not primarily composed of "CHO"?

a)

Carbohydrate

b)

Lipid

c)

Protein

d)

Nucleic Acid

3.

What is the primary function of carbohydrates in cells?

a)

Energy storage

b)

Genetic information storage

c)

Catalyzing reactions

d)

Structural support

4.

Which biological molecule is primarily responsible for storing genetic information?

a)

Carbohydrate

b)

Lipid

c)

Protein

d)

Nucleic Acid

5.

What is the definition of matter?

a)

A pure substance consisting of one type of atom

b)

Mass (weight) and takes up space (have volume)

c)

A mixture of different elements

d)

A chemical reaction

6.

How many naturally occurring elements are there?

a)

118

b)

92

c)

50

d)

26

7.

Which element is represented by the symbol 'S'?

a)

Silicon

b)

Sulfur

c)

Selenium

d)

Strontium

8.

Which element is essential for the formation of proteins?

a)

Helium

b)

Nitrogen

c)

Neon

d)

Argon

9.

What is a molecule?

a)

A single atom

b)

Two or more elements/atoms bonded together

c)

A type of cell

d)

A chemical reaction

10.

Which molecule is most abundant in the universe according to the fun fact?

a)

H2O (water)

b)

CO (carbon monoxide)

c)

H2 (hydrogen)

d)

OH (hydroxyl)

11.

How many electrons does carbon share to form bonds?

a)

2

b)

3

c)

4

d)

5

12.

What type of bond is formed when carbon shares electrons?

a)

Ionic bond

b)

Covalent bond

c)

Metallic bond

d)

Hydrogen bond

13.

What is the primary role of carbohydrates in living organisms?

a)

Structural support

b)

Energy storage

c)

Genetic information

d)

Hormone production

14.

What is another name for simple sugars?

a)

Polysaccharides

b)

Monosaccharides

c)

Disaccharides

d)

Oligosaccharides

15.

What is the function of proteins in the body?

a)

Store energy

b)

Provide insulation

c)

Catalyze biochemical reactions

d)

Store genetic information