Shoot System (Leaving Cert Biology): Flashcards
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Practise the cards
15 cards from this deck
What is the shoot system?
What is the shoot system?
Part of plant that grows above ground
Components of shoot system
Components of shoot system
Stem, leaves, flowers, seeds
Support function of stems
Support function of stems
Support aerial parts of plant
Transport function of stems
Transport function of stems
Transport water, minerals, nutrients between leaves & roots
Stem food storage example
Stem food storage example
Potatoes
Green stem function in monocots
Green stem function in monocots
Photosynthesis (e.g. grass stems)
What is a node?
What is a node?
Part on stem where new branches and leaves grow
What are internodes?
What are internodes?
Areas between nodes where no branches form
Lenticels gas exchange
Lenticels gas exchange
in; & water vapour out
Stomata gas exchange
Stomata gas exchange
in; out (more released)
Vascular bundle arrangement in dicots
Vascular bundle arrangement in dicots
Ring formation; xylem towards inside
Vascular bundle arrangement in monocots
Vascular bundle arrangement in monocots
Scattered at random
What is a petiole?
What is a petiole?
Stalk of the leaf
What are sessile leaves?
What are sessile leaves?
Leaves joined directly to stem (no petiole)
What is parallel venation?
What is parallel venation?
Veins run parallel; found in monocots (e.g. grasses)
