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17 Cards in this Set
- Front
- Back
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3 Specialized Plant Tissue |
1. dermal 2. ground 3. vascular |
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2 types of dermal tissue |
1. epidermis 2. periderm |
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a single layer of cells that covers roots, stems, leaves and fruits |
epidermis |
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at the outer surface of the epidermal cells is a continuous layer of ____ made up of a fatty material called ____ |
cuticle-cutin |
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it controls air exchange and water loss from plants by changing the size of the pore |
stomata |
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these are pairs pf guard cells and specialized epidermal cells |
stomata |
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it allows gas exchange to occur between outside air and inner plant tissues |
stomatal pore |
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subsidiary cells may be associated with ____ cells |
guard |
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Functions of epidermis |
1. Mechanical Support 2. Protection from dessication and against attack by virulent pathogenic organisms and insects 3. Gas exchange 4. Restriction of water loss by evaporation through stomates, water, and mineral storage |
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it is the backup of the epidermis |
periderm |
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Periderm is formed during ____ replacing the primary ____ |
secondary growth epidermis |
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____ tissues are inner to the dermal tissue and is compose of ____ tissue like parenchyma |
Ground simple |
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tissues that transport nutrients |
vascular tissues |
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it is consists of xylem and phloem |
vascular tissue |
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Vascular tissue may be ____ in ground tissue or ____ arranged forming a ring |
scattered irregularly |
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In the latter arrangement, ____ is differentiated into cortex(____ to vascular tissue) and pith(____ to vascular tissue) |
ground tissue outer inner |
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the ground tissue if leaves are called ____, and it is bound by upper and lower ____ |
mesophyll epidermis |
