The given diagram shows a type of vascular tissue found in a tree trunk.

What is the part labelled X?

Sieve tube

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Sieve plate

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Companion cell

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Sieve pore

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Solution

The correct option is C Companion cell
Companion cells are specialized parenchyma cells, located in the phloem of flowering plants and closely associated with the development and function of a sieve-tube element.

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Q. Identify the type of vascular tissue and label.

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.

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The given diagram shows a type of vascular tissue found in a tree trunk. What is the part labelled X?

The correct option is C Companion cellCompanion cells are specialized parenchyma cells, located in the phloem of flowering plants and closely associated with the development and function of a sieve-tube element.

The given diagram shows a type of vascular tissue found in a tree trunk.

What is the part labelled X?

The correct option is C Companion cell
Companion cells are specialized parenchyma cells, located in the phloem of flowering plants and closely associated with the development and function of a sieve-tube element.