Transport in plants

Transport in plants

Fill in the Blank

Water moves from an area of high concentration to an area of low concentration. What is this form of diffusion called?

Multiple Choice

The Xylem transports

• sugars

• water

Multiple Choice

Which direction does the Xylem transport water?

• both directions

• upwards only

• downwards only

Fill in the Blank

Which vessel transports sugars to all parts of the plant

Multiple Choice

In which direction does the phloem transport sugars?

• upwards only

• downwards only

• both directions

Open Ended

What is transpiration?

ANSWER

Th loss of water by a plant through evaporation

Fill in the Blank

What are the small holes on the underside of a leaf called ?

Fill in the Blank

what are stomata surrounded by?

Open Ended

What is the role of the guard cells?

ANSWER

To control the size of the stomata.

Multiple Choice

If carbon dioxide levels are too high the stomata

• opens

• closes

• does nothing

• panics

Multiple Choice

Why does the stomata close when CO2 levels are too high?

• prevent water loss

• prevent sugar loss

• prevent oxygen loss

• prevent carbon dioxide loss

Fill in the Blank

What word beginning with 'T' describes the guard cells structure when too much CO2 is present

Open Ended

What is translocation?

ANSWER

The movement of food produced in the leaves during photosynthesis to all growing areas of a plant including storage organs.

Fill in the Blank

Where does translocation happen?