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Plant Anatomy and Cell Theory Quiz

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Questions and Answers

What is the primary component of the middle lamella?

Cellulose

Lignin

Hemicellulose

Pectic polysaccharides (correct)

What is the primary function of the secondary cell wall?

To bind adjacent cells together.

To provide mechanical support and rigidity. (correct)

To control cell growth and shape.

To reduce water loss and prevent infections.

Which of the following is NOT a function of the cell wall?

Providing a source of energy for the plant. (correct)

Allowing the development of turgidity.

Limiting and controlling cell growth and shape.

Developing a waxy cuticle to reduce water loss.

Which statement about the primary cell wall is correct?

It is present in all plant cells. Signup and view all the answers

Which of the following statements about cell wall thickness is correct?

The thickness of cell walls varies, with xylem vessels having the thickest walls. Signup and view all the answers

Which of the following statements about the cell theory is incorrect?

Cells can arise spontaneously from non-living matter. Signup and view all the answers

Which of the following is a distinguishing characteristic of prokaryotic cells?

Lack of a nuclear membrane enclosing the genetic material. Signup and view all the answers

Which of the following is a non-living component of a plant cell?

Cell wall Signup and view all the answers

What is the primary function of the cell wall in plant cells?

To provide structural support and protection to the cell. Signup and view all the answers

Which of the following statements about plant anatomy is correct?

Plant anatomy is concerned with the study of plant tissues through dissection. Signup and view all the answers