Parts of the Tree (Junior Cert Wood Technology): Flashcards
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Practise the cards
15 cards from this deck
Root's main functions
Root's main functions
Secures tree, absorbs water/nutrients, stores energy
Trunk's role in tree
Trunk's role in tree
Central support for branches/leaves, nutrient conduit
What cambium produces
What cambium produces
Xylem and phloem cells
Xylem's function
Xylem's function
Conducts water/minerals, provides structural support
Phloem's function
Phloem's function
Circulates nutrients/sugars from leaves to rest of tree
Heartwood characteristics
Heartwood characteristics
Dense, durable core; older, darkened wood; robust support
Sapwood characteristics
Sapwood characteristics
Pliant, lighter; near bark; transports water/nutrients
Bark's protective role
Bark's protective role
Barrier against damage/pests; minimises water loss
Leaves' main function
Leaves' main function
Photosynthesis by capturing solar energy
Purpose of reproductive structures
Purpose of reproductive structures
Propagation via pollination and seed dispersal
Where is chlorophyll found
Where is chlorophyll found
In leaves
Chlorophyll's role
Chlorophyll's role
Crucial for energy synthesis
Location of sapwood vs heartwood
Location of sapwood vs heartwood
Sapwood near bark; heartwood in core
Difference: xylem vs phloem transport
Difference: xylem vs phloem transport
Xylem: water/minerals up; phloem: sugars/nutrients down
Bark's role in thermal regulation
Bark's role in thermal regulation
Aids thermal regulation and moisture retention