Define Sieve elements.

1.	Define Sieve elements.
Answer» Sieve elements are the conducting elements of the phloem. Sieve elements are of two types – sieve cells and sieve tubes. Sieve cells are present in Pteridophytes and Gymnosperms where as sieve tubes are present in Angiosperms.

Answer»

Sieve elements are the conducting elements of the phloem. Sieve elements are of two types – sieve cells and sieve tubes.

Sieve cells are present in Pteridophytes and Gymnosperms where as sieve tubes are present in Angiosperms.

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Define Sieve elements.

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