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Summary on plant and animal tissues (ieb) R100,00
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Summary on plant and animal tissues (ieb)
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Summary of grade 10 ieb plant and animal tissues. Table format with diagrams of every tissue to assist with studying. Comprised using ieb life science grade 10 textbook and notes from class.

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  • September 13, 2023
  • 13
  • 2020/2021
  • Summary

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Chapter 7: plant tissues


Name Structural features Function Location Diagram
Meristematic tissues - cells are rapidly dividing - causes growth in length - at tip of stem and at top
1. Apical meristem by mitosis in plant of roots
- Cells are undi erentiated - Di erentiate to form
- Cells are thin walled, permanent tissues
small, lled with
cytoplasm and have a
large nucleus


2. Lateral meristem “ “ - growth in width in plant - in rings in roots and “ “
- Formation of side stems
branches

Permanent tissues - living - form basic tissue of - roots, stems and leaves
1. Parenchyma tissue - Rounded and elongated plants - All over the place
- Large vacuoles, thin walls - Photosynthesis
of cellulose - Storage
- Large intracellular air - Secretion
spaces between them - Filling tissue
- And chloroplasts =
chlorenchyma

2. Collenchyma tissue - living - mechanical - stems and leaves (just
- Unevenly thickened cell strengthening and under surface)
walls (corners thicker) support
- Alternating layers of
cellulose
- Contain chloroplasts

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, Name Structural features Function Location Diagram
3. Sclerenchyma tissue - dead cells (mature) - support, strengthen, - stem and leaves
- Thick cell wall, cellulose protection
cemented by lignin -
permeable and
strengthens walls
- Gap left by dead
protoplasm = lumen
- 2 types = bers and
sclereids




Complex tissues - normally one cell layer - protect plant from dry - outer covering of roots,
1. Epidermis thick out stems and leaves
- Closely packaged cells - Protect against
- Composed several types mechanical injury
of cells (guard cells and
root hair cells)
- Secrete waxy cuticle




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