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Plant organs are made up of tissues that perform similar functions.
True
The shoot system of a plant includes the leaves, stems, and flowers.
True
The root system of a plant is connected to the shoot system by vascular tissues.
True
Fibrous roots are commonly found in monocotyledonous plants.
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Root hairs are extensions of root epidermal cells that increase the absorptive surface area of the root.
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Prop roots are aerial roots that perform photosynthesis.
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Primary growth is responsible for growth in width.
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The vascular cambium adds layers of secondary xylem and secondary phloem.
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The cork cambium replaces the epidermis with periderm.
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Intercalary meristems are found in the vicinity of nodes and add to stem length.
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Primary growth leads to lengthening of roots and shoots.
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The region of cell division is composed of apical meristem in the center of the root tip.
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True or false: Air roots are found on mangroves in swamps and allow roots to obtain oxygen above the water line?
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True or false: Contractile roots pull plants deeper into the soil?
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True or false: Buttress roots provide stability in shallow soils?
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True or false: Pneumatophores are present in prop roots?
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True or false: Stolons are produced above the surface of the ground?
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True or false: Tubers are swollen, fleshy underground stems that store food?
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Lateral meristems are typically found in monocots.
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Secondary growth occurs in stems and roots of woody plants.
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The vascular cambium adds secondary xylem and phloem.
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The cork cambium produces tough, thick, waxy covered cells.
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The oldest rings of secondary xylem stop conducting water and minerals.
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The periderm is impermeable to water and gases.
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Onions and lily have reproductive leaves that walk?
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Poinsettia flowers have brightly colored bracts instead of petals?
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Pitcher plants trap and digest insects inside their cone-shaped leaves?
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Dermal tissue is the outer protective covering of plants?
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Xylem is responsible for the conduction of sugar downward from shoot to root?
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Parenchyma cells have thick secondary walls and function in support?
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Study Notes
Plant Organs and Tissues
- Plant organs are composed of tissues that perform similar functions.
- The shoot system consists of leaves, stems, and flowers, while the root system is connected to the shoot system by vascular tissues.
Root System
- Fibrous roots are commonly found in monocotyledonous plants.
- Root hairs are extensions of root epidermal cells that increase the absorptive surface area of the root.
- Prop roots are aerial roots that perform photosynthesis.
Growth and Development
- Primary growth is responsible for growth in width.
- The vascular cambium adds layers of secondary xylem and secondary phloem.
- The cork cambium replaces the epidermis with periderm.
- Intercalary meristems are found in the vicinity of nodes and add to stem length.
- Primary growth leads to lengthening of roots and shoots.
Types of Roots
- Air roots are found on mangroves in swamps and allow roots to obtain oxygen above the water line.
- Contractile roots pull plants deeper into the soil.
- Buttress roots provide stability in shallow soils.
- Pneumatophores are present in prop roots.
Stem and Root Development
- Lateral meristems are typically found in monocots.
- Secondary growth occurs in stems and roots of woody plants.
- The vascular cambium adds secondary xylem and phloem.
- The cork cambium produces tough, thick, waxy covered cells.
Plant Anatomy
- The oldest rings of secondary xylem stop conducting water and minerals.
- The periderm is impermeable to water and gases.
- Dermal tissue is the outer protective covering of plants.
- Parenchyma cells have thin primary walls and function in storage and photosynthesis.
Miscellaneous Plant Facts
- Poinsettia flowers have brightly colored bracts instead of petals.
- Pitcher plants trap and digest insects inside their cone-shaped leaves.
- Tubers are swollen, fleshy underground stems that store food.
- Stolons are produced above the surface of the ground.
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