Question

Which layer of anther provides nourishment to young microspores: a) Endothecium b) Middle layer c) Epidermis d) Tapetum

Answer 1

✍️AnSwer:

Tapetum is the layer of anther which provides nourishment to young microspores.

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✍️Explore More:

★ Innermost wall layer cells are radially elongated and rich in protoplasmic contents.

★ This elongated and protein rich layer is called as tapetum.

★ If forms nutritive tissue layer which develops and nourishes microspores.

★ Cells of tapetum are multinucleated and can have large polyploid nucleus.

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Answer 2

The layer that provides nourishment to young microspores are d) Tapetum

• Tapteum is known as an inner layer of cells. It provides the growing microspores with the essential nutrients and contributes towards the key components to the pollen wall.
• The mature pollen grains have two cells namely the generative cell and a cell in the pollen tube