Biology M5/16 Science

The primary components of vascular tissue are the _____.

• periderm and epidermis

• xylem and phloem

• collenchyma, parenchyma, and sclerenchyma

• all of these

A _____ is a tissue in plants that consists of undifferentiated cells capable of cell division.

• meristem

• bud

• simple tissue

• permanent tissue

These are tissues that elongate shoots and roots in a process called primary growth.​

• Axillary meristems

• Lateral meristems

• Apical meristems

• Intercalary meristems

The root tip is covered by a root cap, which protects the apical meristem as the root pushes through soil.

• True

• False

The zone of elongation is where the newly-formed cells increase in length.

• True

• False

Lateral roots is an extension of primary root which starts to develop in the _____.

• cork cambium

• vascular bundle

• pericycle

• steele

What is the main function of phloem cells?

• They are water conducting cells.

• They are sugar conducting cells.

• They are dead cells.

• All of these

Vessels of xylem cells are made of a substance called _____.

• cellulose

• glucose

• keratin

• lignin

The companion cells are _____ that function to load and unload material into the sieve tube member.

• parenchyma cells

• collenchyma cells

• sclerenchyma cells

• cork cells

What do you call the innermost layer of the cortex?

• pericycle

• epidermis

• endodermis

• pith