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Substances transported in plants are

• water

• minerals

• food

• all of the above

Transpiration is defined as:

• the rise of water up to the stem of a plant.

• the elimination of water with dissolved water products.

• the loss of water as water vapour from the aerial parts of a plant.

• the loss of water as water vapour from the roots as well as the leaves of the plant.

The function of transpiration is to transport _______ and ____________ from the roots to the leaves

• water, mineral salts

• food, nutrients

• water, food

Which of the following indicates the pathway of water through a plant?

• root hair cell --> xylem --> stomata

• stomata --> root hair cell --> xylem

• xylem --> stomata --> root hair cell

The plant tissue that carries food materials DOWNWARD from the leaves to the rest of the pant is the ______.

• Phloem
• Stomata
• Chlorophyll
• Xylem

Vascular tissue that transports water and minerals UPWARDS from a plant's roots is know as ______.

• Chlorophyll
• Phloem
• Stomata
• Xylem

Root hairs help in absorption of water by

• increasing the surface area

• decreasing the surface area

• holding the plant in the soil

• none of the above

Cells that control the opening and closing of stomata

• Cuticle
• Guard cell
• Vascular tissue
• Stomata

Transpiration is a type of____________

• Condensation

• Sublimation

• Evaporation

• Precipitation

The cell is enclosed by thin outer body known as

• Nucleus

• Cell membrane

• Stomata

• Cytoplasm