TRANSPORTATION IN PLANTS

Why plants become wilt?

• Less water evaporate from the plants

• The plant loss excessive amount of water through transpiration

• The stomata of the plants are closed

• The weather are cool.

Tags

NGSS.MS-LS2-1

Transpiration process in plants occur

• at night

• during daytime

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

• water, mineral salts

• food, nutrients

• water, food

What is the function of waxy cuticle on the leaves surface?

• Provide water for the plant through the leaves

• Reduce the loss of water from the plants by evaporation

• Protect the plants from danger

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

Which is true?

• 95% of water taken by the plant evaporates through transpiration

• 9% of water taken by the plant evaporates through transpiration

• Evaporation through transpiration accounts only for 1% of all the water the plant takes in

• Evaporation through transpiration is minuscule

Which statement correctly identifies the substance and direction it is transported in the xylem?

• Water, only upwards

• Glucose, only upwards

• Water, up and down the plant

• Glucose, up and down the plant

Transpiration is

• the movement of water through a plant from the roots up the stem
• the loss of water from the leaves of a plant by the process of evaporation
• the flow of water into plant roots by osmosis from the soil
• the process of minerals and sugars moving through plant veins

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Xylem tubes are made of...

• Dead cells

• Living cells

Phloem tubes are made of...

• Dead cells

• Living cells

Tags

NGSS.MS-LS1-1