IGCSE Transport in plants

Identify the process that involves the loss of water vapour from leaves

• Translocation

• Photosynthesis

• Transpiration

• Osmosis

Identify the tissue labelled Y in the stem of a plant

• Phloem

• Spongy mesophyll

• Lower epidermis

• Xylem

State the term for a region of a plant where sugars are used or stored

(a)  

Identify the process that involves the absorption of water by the roots of a plant

• Active transport

• Osmosis

• Diffusion

• Endocytosis

State the tissue that transports sugars and amino acids in plants

(a)  

Identify the plant organ in the root from the distribution of tissues

• Leaf

• Stem

• Fruit

• Root

Identify the cells visible in the image that increase the surface area for the absorption of water

(a)  

When is the rate of transpiration likely to be greatest?

• On a cool day with no air movements

• On a warm day with no air movement

• On a warm day with high wind speed

• On a cool windy day

State the term for the process that involves the movement of sugars and amino acids in a plant

(a)  

Sugars and amino acids are loaded into phloem tubes using which of the following processes?

• Active transport

• Diffusion

• Photosynthesis

• Osmosis