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External parts of a leaf AND the function of each part?

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2009-11-03 13:59:46
2009-11-03 13:59:46

what is the function of each of the following external parts of a leaf?

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external structure of the leaf is nica borromeo


leaf blade ,dorsal and ventral view,stalk, leaf margin and its venation(parallel/branched).



The function of the veins in a leaf is to transport food to different parts of the leaf


Leaf is an external organ of the plant


A vein in a leaf carries minerals and water to all the parts of the plant.


at the external layer is the lamina which is the flat leaf. there is also the network of veins which provides the minerals.furthermore is the petiole which holds the leaf the the main branch.lastly is the cuticle which prevents excessive loss of water of the plant. this is the internal structure of the leaf courtesy from www.wikipedia.org HI


draw and label the external part of the leaf


what is the function of blade of a leaf



Phloem: tubes that usually move sap, with dissolved sucrose, produced by photosynthesis in the leaf, out of the leaf and to other parts of the plant.


ako si mico indiano ako po yung tumatanong


the internal make up of a leaf isn't really complex the chloroplast is the main component in photosynthesis because it captures sunlight.



Leaf Apex- The outer end of the leaf Vein- Supports the leaf and transports both food and water Midrib- The central rib of the leaf Axil- Angle between the upper side of a stem and a leaf or petiole Petiole- Attaches the leaf to the plant Lamina- The blade of the leaf Stipule- Paired appendages that are found at the base of the petiole Stem- The main support of the leaf


Leaf Apex- The outer end of the leaf Vein- Supports the leaf and transports both food and water Midrib- The central rib of the leaf Axil- Angle between the upper side of a stem and a leaf or petiole Petiole- Attaches the leaf to the plant Lamina- The blade of the leaf Stipule- Paired appendages that are found at the base of the petiole Stem- The main support of the leaf


they pass the water and minerals absorbed from the roots to other parts of the plant, like leaves.


Each of the parts of the calyx of a flower, enclosing the petals and typically green and leaf like.


EXTERNAL lenticels, axillary buds, terminal bud, lateral bud, leaf scar, bundle scar internode, nodes INTERNAL vascular system - xylem and phloem pith


Phloem provides a passage for the downward movement of the food manufactured in leaves to various parts of the plant.



Each stoma is surrounded by two guard cells that open and close it.


A variegated leaf is a leaf which is green in some parts but another colour in other parts usually white.


there is no particular function for the apex


It allows water and minerals absorbed by the roots to other parts of a plant, like leaves



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