Write functions of any two components of phloem.

Asked by Topperlearning User | 30th Sep, 2016, 02:13: PM

Expert Answer:

Sieve tubes, companion cells, phloem fibres and phloem parenchyma are the components of phloem.

Function of sieve tubes:

Translocation of organic substances through perforated walls from one adjacent cell to another.

Function of companion cells:

Help to control the activity of sieve tube elements.

Function of phloem parenchyma:

Transports food, i.e. sugars and amino acids from leaves to other non-green parts of plants such as growing stems and roots.

Function of phloem fibres:

Provide mechanical strength to the plant

(Any two)

Answered by  | 30th Sep, 2016, 04:13: PM