Collenchyma and Sclerenchyma Quiz

What type of cells does collenchyma consist of?

• Dead cells

• Only parenchyma cells

• Lignified cells

• Living and slightly elongated cells

What is the primary function of collenchyma?

• Water storage

• Photosynthesis

• Support in young growing organs

• Nutrient transport

Where is collenchyma typically found in plants?

• Exclusively in woody plants

• In stems, leaves, floral parts, and roots

• Only in roots

• Only in mature organs

Which type of collenchyma has thickening along the angles of the cell?

• Sclerenchyma

• Angular collenchyma

• Annular collenchyma

• Lamellar collenchyma

What is a characteristic of suberized cells?

• They are involved in photosynthesis

• They are found only in roots

• They provide a protective layer preventing water loss

• They are permeable to water

What type of cells make up sclerenchyma?

• Cells with no lignification

• Living cells with thin walls

• Dead cells with thick secondary walls

• Only parenchyma cells

Which of the following is NOT a type of sclereid?

• Fibers

• Sclereids

• Astrosclereids

• Osteosclereids

What is the main function of sclerenchyma?

• Nutrient transport

• Water storage

• Photosynthesis

• Support and sometimes protection

Which type of sclereid is bone-shaped?

• Collenchyma

• Fibers

• Osteosclereids

• Astrosclereids

What is the composition of collenchyma cell walls?

• Only cellulose

• Only lignin

• Homogeneous layers of pectin

• Alternating layers of cellulose and pectin