Cellulose

Cellulose is a crucial component of plant cell walls, providing strength and rigidity. It is prevalent in materials like wood, paper, and cotton. As the most common organic compound on Earth, cellulose makes up about one-third of all plant matter.

What is the primary function of cellulose in plant cell walls?

• To provide color

• To store energy

• To aid in photosynthesis

• To give strength and rigidity

Which of the following materials is largely composed of cellulose?

• Glass

• Plastic

• Metal

• Wood

Cellulose is most commonly found in which of the following?

• Minerals

• Animal tissues

• Fossil fuels

• Plant matter

Approximately what fraction of all plant matter is made up of cellulose?

• 1/3

• 3/4

• 1/4

• 1/2

Which of these is NOT a common use of cellulose?

• Paper production

• Cotton fabric

• Fuel for cars

• Wood products