Plant Transport Systems Flashcards

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1
Q

What do plants need transport systems for

A

Transport water, minerals and glucose

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2
Q

Cuticle

A

Waterproof layer that reduces water loss from leaf

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3
Q

Upper epidermis cells

A

Protects leaf and allows light to pass through to the layer below

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4
Q

Palisade mesophyll cells

A

Absorbs light for photosynthesis

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5
Q

Spongy mesophyll cells

A

Absorbs light for photosynthesis

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6
Q

Vein

A

Xylem: transports water from soil to leaf for photosynthesis
Phloem: transports sugar from photosynthesising cells to rest of the plant

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7
Q

Air spaces

A

Allows the diffusion of gases within the leaf

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8
Q

Stoma

A

Allows the carbon dioxide to enter the leaf and oxygen to exit the leaf

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9
Q

Guard cells

A

CONTROLS gas exchange between the leaf and the air outside the leaf

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10
Q

Transpiration

A

Water moves up the plant and is lost by evaporation from stomata in plant leaves

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11
Q

What is the rate of transpiration controlled by

A

Stomata

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