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"The Relationship between Parts of Plants" Plant Life System PPT Courseware
These six major organs can be divided into two categories
Vegetative organs: related to the growth of plants.
Such as: roots, stems, leaves
Reproductive organs: related to the reproduction of offspring by plants.
Such as: flowers, seeds, fruits
Meristem: refers to the tissue retained in the plant that has the ability to divide permanently.
Distribution: root tips, shoot tips, stem tips
Function: Continuously divide to produce new cells
Characteristics of conservation organizations
Cells are arranged tightly and regularly
Existence part
Mainly distributed on the surface of various plant organs
Protect the function of the organization
Has the function of protecting the tender internal parts
distributed
Contained in roots, stems, leaves, flowers, fruits, and seeds.
Features
Thin cell walls, large vacuoles, and irregular cell arrangement
Function
Can store and produce nutrients
think
Is the plant body a whole? Why?
Answer: The conductive tissue runs throughout the entire plant body, so the plant body is a whole.
Meristem→mechanical tissue
Distribution of stems, petioles, leaves, flower stalks, etc.
cell wall thickening
Function: support and protection
practice
If you pinch off the top of a branch, will the branch continue to grow? Why?
cannot. Because there is meristem tissue at the top of the branch, when the meristem tissue is pinched off, the cells cannot divide and increase in number, and the branch cannot continue to grow upward.
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"The Relationship between Parts of Plants" Plant Life System PPT Courseware 2:
"Relationship between Parts of Plants" Plant Life System PPT Courseware 2 1. Green flowering plants have six major organs Plant nutritional organs: roots, stems, leaves Reproductive organs: flowers, fruits, seeds Are the organs of plants also like animals? Same, by various organizations...