Organisation of plant tissues Flashcards

1
Q

What is structures of sclerenchyma?

A

Thickest cell wall

Have dead cells

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2
Q

What is structures of xylem?

A

Have dead cells

Cell wall made up of ligninXylem vessels are hollow and elongated

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3
Q

What is function of xylem?

A

Transport water and mineral salts

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4
Q

What are the types of plant tissues?

A

Meristematic and Permanent

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5
Q

What is the structures of epidermal tissues?

A

Layers outermost leaves, stems and roots of young plants

Have waxy and waterproof layers called cuticle

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6
Q

What is the branches of permanent tissues?

A

Epidermal
Ground
Vascular

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7
Q

What is functions of collenchyma?

A

Provides mechanical support and elasticity

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8
Q

What is structures of collenchyma?

A

Thicker cell wall

Cell wall made up of pectin and hemicellulose

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9
Q

What is the functions of sclerenchyma?

A

Transport water and nutrients

Provides support and mechanical strength

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10
Q

What is function of phloem?

A

Transport sugar produced from photosynthesis

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11
Q

What is structures of sclerenchyma?

A

Thickest cell wall

Have dead cells

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12
Q

What is function of parenchyma?

A

Storage of sugar and starch for photosynthesis

Regeneration of plant via vascular system

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13
Q

What is structures of parenchyma?

A

Thinnest cell wall

Turgid state

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14
Q

What is the types of meristematic tissues?

A

Apical and Lateral

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15
Q

What is structures of phloem?

A

Made up of companion cells and sieve tubes

Sieve tubes elongated and continuous

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16
Q

What is function of epidermal tissues?

A

Reduce loss of water by transpiration (cuticle)

Protects plant from mechanical injury