Study the diagram given below and then answer the questions that follow:

(d) State the function of the parts labelled $1, 2, 3$ and $4$ .

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Solution

Listed below are the functions of the labelled parts:

1: Sieve cell – assists in transporting food from leaves to storage structures and other plant parts.

2: Phloem parenchyma cell – Stores fat, starch, and other organic food material.

3: companion cell – Facilitates the functioning of the cells of the sieve tube.

4: sieve plate – Dissolved organic solutes and water moves through these structures as it contains perforations.

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Similar questions

Study the diagram given below and then answer the questions that follow:

(a) Identify the tissue and give a reason to support your answer.
(b) Name the parts labelled 1, 2, 3, and 4.
(c) Where is this tissue likely to be found in the plant ?
(d) State the function of the parts labelled 1, 2, 3 and 4.