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Vessel Formation in Plants

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Questions and Answers

Which part of the plant body is known as the protoxylem?

Roots

Flowers

Stems (correct)

Leaves

What happens to the end walls of a mature vessel cell?

They become thicker

They remain unchanged

They break down completely (correct)

They become more flexible

Why does a fully mature xylem cell have no cytoplasm and nucleus?

To prevent water loss

To facilitate programmed cell death (correct)

To allow for nutrient transport

To make the cell wall thicker

Which type of cell is found in the xylem of gymnosperms?

Tracheid (C) Signup and view all the answers

Which type of cell is found in the phloem of angiosperms?

Sieve tube (B) Signup and view all the answers

Which type of cell is associated with sieve tubes in angiosperms?

Companion cell (D) Signup and view all the answers

Which type of cell in the phloem lacks a nucleus?

Sieve tube (C) Signup and view all the answers

Vessel Formation in Plants

Choose a study mode

Podcast

Questions and Answers

Which part of the plant body is known as the protoxylem?

What happens to the end walls of a mature vessel cell?

Why does a fully mature xylem cell have no cytoplasm and nucleus?

Which type of cell is found in the xylem of gymnosperms?

Which type of cell is found in the phloem of angiosperms?

Which type of cell is associated with sieve tubes in angiosperms?

Which type of cell in the phloem lacks a nucleus?

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