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Flashcards in Plant Transport Systems Deck (13):
0

What do xylem transport?

Water

1

What do phloem transport?

Sugar

2

What are root hair cells?

They are specialised root epidermis cells

3

What are xylem vessels?

They are continuous tubes of dead, hollow cells that run the entire length of the plant to transport water and minerals

4

What is lignin?

It is a woody substance to strengthen and support the xylem

5

What is the upper epidermis?

It is a layer of transparent cells that allow light to pass through

6

What is the lower epidermis?

It is a layer of cells containing stomata

7

What is the spongy mesophyll?

Plant leaf tissue with loosely packed cells and air spaces between them

8

What are guard cells?

Pairs of cells which can change shape to open or close the stoma

9

What is a stoma?

It is a pore in the lower epidermis which allows carbon dioxide into and oxygen out of the leaf

10

What is the root epidermis?

The outer layer of cells of a root

11

What is stomata?

Tiny pores in the leaf epidermis

12

What is transpiration?

The evaporation of water through the stomata of leaves