Download AGV03/BIOLV23 Algiers, K Fall 2010 Chapter 5: Cells and Tissues

Algiers, K
Fall 2010
AGV03/BIOLV23
Chapter 5: Cells and Tissues of the Plant Body
Plant Structure & Life Span
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____________________ of a Plant Body
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______________ System – generally ____________________
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______________ System – generally ____________________
Herbaceous plants
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No woody part ____________________
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In temperate climates, aerial parts ____________________ to ground at the end
of ____________________ season
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Woody plants
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Annuals
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Herbaceous plants that grow, reproduce, & die ____________________
Biennials
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Produce ____________________; persist aboveground ____________________
Herbaceous plants that take ____________________ to complete reproduction
Perennials
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Woody or herbaceous plants that live ____________________
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In temperate climates, shoots may be ____________________ for part of the year
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Algiers, K
Fall 2010
AGV03/BIOLV23
Cells & Tissues
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Plant cells are organized into ______________
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Tissue – a group _________________________ that form a structural and
functional ______________
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______________Tissue – composed of one cell kind
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______________Tissue – composed of 2 or more cell kinds
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______________Tissue – ______________functions including
photosynthesis, storage, & support
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______________Tissue – ______________system of the plant;
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conducts ______________, dissolved ______________, &
______________
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______________& strengthens the plant
______________Tissue – ______________the plant
Roots, Stems, Leaves, Flower Parts, and Fruit are referred to as ______________
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Each is composed of all ______________tissue systems
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Tissue systems are _________________________ & continuous
Ground Tissue Composition
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Three simple tissues
1. _________________________ Tissue
- Composed of _________________________ cells
- Found throughout the plant body (most _________________________)
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Algiers, K
Fall 2010
AGV03/BIOLV23
- _________________________ plant parts (edible parts)
- Photosynthesis, _________________________, secretion
- _________________________ & metabolizing
- Can _________________________ into other cell types
2. _________________________ Tissue
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Composed of _________________________ cells
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______________; supports the non-woody plant organs
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Usually ______________; look ______________
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Primary cell walls are _______________________________ (esp. the corners)
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ex: near stem surface, leaf vein; ‘strings’ in celery stalk
3. _________________________ Tissue
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Composed of _________________________ cells
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Also for ______________; ______________ at maturity
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Contain ______________& _____________________walls (appear very thick)
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_____________________cells - short; shells of nuts, stones of fruit, pear
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_____________________– long, tapered, wood, inner bark, leaf veins
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Algiers, K
Fall 2010
AGV03/BIOLV23
Complex Tissue Composition
Vascular System
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_____________________
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Conducts ______________ & dissolved ______________ from the root to the
stems & leaves; ___________________support
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Contains: Tracheids, vessel elements, parenchyma cells, fibers
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Tracheids & Vessel elements
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______________ at maturity; ______________
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___________________ – main water conducting cell; long, tapered
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contains ______________that water moves through
(more common in ______________& ______________relatives)
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________________________ – open at the end; can conduct sideways
(can be stacked)
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no secondary wall; common in ______________plants
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Algiers, K
Fall 2010
AGV03/BIOLV23
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_____________________
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Conducts ______________ (carbs) throughout the plant; support
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Contains: Sieve tube elements, companion cells, fibers, parenchyma cells
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_________________________________ are long, thin, and stacked end to end
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Contain ______________ for flow
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______________ at maturity
__________________________ assist in the functioning of sieve-tube elements
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______________ cells, with nucleus
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______________ but does not ______________
Complex Tissue Composition
Dermal Tissue
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___________________ & ___________________
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___________________ is a single layer of cells; covers the plant
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In woody plants, epidermis splits apart to form a ___________________ (many
cells thick) as a ___________________ layer
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___________________ – may contain ___________________ (hairs),
___________________ cells & stomata (gas exchange), ___________________
cuticle (wax), contain ____________________________
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___________________ composed of:
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___________________ cells (______________ at maturity; reduce water loss)
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___________________ ___________________ cells (storage)
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Algiers, K
Fall 2010
AGV03/BIOLV23
Plant Meristem
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Plants grow by ______________________________ , elongation, & differentiation
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Plant cells divide at the ___________________
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___________________ Growth – increase in ___________________
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___________________ Growth – increase in ___________________ (wood)
___________________ Meristem & ___________________ Growth
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___________________ Meristem - Areas at the __________ of roots & shoots
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Meristematic cells are __________ , __________ , & __________
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___________________  epidermis
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___________________  xylem & phloem
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___________________ meristem  cortex, pit, ground tissue
___________________ Meristem & ___________________ Growth
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___________________ Meristem - Areas that ___________________ along the
entire ___________________ of stem/roots
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______________________ Cambium – cylinder which makes _____________
(2° xylem) & _____________ (2° phloem)
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______________________ Cambium – cylinder in ______________________ ;
forms ______________________ & __________________________
Cork cells, Cork parynchyma, & Cork
cambium make up the
_______________________ (outer bark)
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Algiers, K
Fall 2010
AGV03/BIOLV23
Review Questions
1. What is the difference between a shoot and root system?
2. What is the difference between a herbaceous and woody plant?
3. What is the difference between an annual, biennial, and perennial plant?
4. What is the difference between simple and complex tissue?
5. Describe the function of ground, vascular, and dermal tissue.
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Algiers, K
Fall 2010
AGV03/BIOLV23
6. Fill out the chart below
Ground
Tissue
Function
Cell types
What does it look
like
Examples
Parenchyma
Tissue
Collenchyma
Tissue
Sclerenchyma
Tissue
7. Describe the function of a xylem, cell types, and describe (& draw) each of the cell types
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Algiers, K
Fall 2010
AGV03/BIOLV23
8. Describe the function of a phloem, cell types, and describe each of the cell types
9. What are the type types of dermal tissue? How are they different? What outgrowths or
cell types do they have?
10. Describe the difference between primary and secondary growth
11. What is an apical meristem? Lateral meristem? Describe each.
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