Changing the way you learn

Question	Answer
Guard Cells	Found on either side of the stoma; they control gas exchange in leaves by controlling opening and closing of the stoma.
Lignin	Carbohydrate material lining the xylem vessels and providing strength and support.
Minerals	Nutrient ions essential for healthy growing.
Phloem	Vessels in plant that transport sugars.
Root epidermis	Outer layer of cells of a root.
Root hair cell	Specialised cell that increases the surface area of the root epidermis to improve the uptake of water and minerals.
Spongy mesophyll	Plant leaf tissue with loosely pack cells and air spaces between them to allow gas exchange.
Stomata	Tiny pores in the leaf epidermis that allow gas exchange.
Transipartion	Evaporation of water through the stomata of the leaves
Vascular tissue	Plant tissue consisting of phloem and xylem that transports material in plant.
Xylem vessels	Narrow, dead tubes with lignin in their walls for the transport of water and minerals in plants.

The need for transport in plants (key words)

	Created by trineerideout over 11 years ago