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Biology > UNIT 3 CHAPTER 25-TRANSPORT, FOOD STORAGE &GAS EXCHANGE IN FLOWERING PLANTS > Flashcards

UNIT 3 CHAPTER 25-TRANSPORT, FOOD STORAGE &GAS EXCHANGE IN FLOWERING PLANTS Flashcards

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0
Q

what are lenticels ?

A

they are openings in the stems of plants that allow gas exchange ?

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1
Q

WHAT IS TRANSPIRATION ?

A

it is the loss of water vapour from the leaves and other aerial parts of a plant ?

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2
Q

what do plants transport ?

A

water
carbon dioxide
oxygen
minerals for their metabolism

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3
Q

what are root hairs ?

A

they are at the top of roots and absorb water by osmosis

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4
Q

what does lignin do ?

A

prevents xylem from collapsing inwards

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Biology (22 decks)

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