Fifth Grade Science Volume 1, Textbook Edition
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Science Edition for Sixth Grade Science Volume 1
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Third Grade Science Volume 1, Textbook Edition
Fourth Grade Science Volume 2, Textbook Edition
Fourth Grade Science Volume 1, Textbook Edition
Fourth-grade science volume 2 of the E-education edition
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E-education edition fifth grade science volume 1
E-education edition fifth grade science volume 2
E-education edition sixth grade science volume 1
Fifth Grade Science Volume 2, Textbook Edition
Zhejiang Education Edition Seventh Grade Science Volume 2
Qingdao Edition Fourth Grade Science Volume 1
Category | Format | Size |
---|---|---|
Qingdao Edition Fourth Grade Science Volume 1 | pptx | 6 MB |
Description
Qingdao version of fourth grade science volume 1, plant stem PPT
Part One: Experimental Conclusion
Through observation and experiment, we concluded:
Plant stems are phototropic
As a plant grows from a seedling to a towering tree, what changes and functions do the stems have?
Changes in external morphology of plant stems at different growth stages
Seedling stage: The stems are crystal clear and transport water
Growth stage: branches and leaves are blooming, and the stem is the fastest growing part
Mature stage: The thick stems support the entire plant
Plant stem PPT, part 2 content: discussion summary
Discussion summary: The role of stems
Stems support the plant and transport water and nutrients
Can you design a few experiments of your own to demonstrate that plant stems can transport water and nutrients?
Keywords: Qingdao edition fourth grade science PPT courseware free download, plant stem PPT download, .PPT format;
For more information about the "Plant Stem" PPT courseware, please click on the "Plant Stem" ppt tag.
"Plant Stems and Material Transport" PPT:
"Plant Stems and Material Transport" PPT Part One Content: Stem Structure 1. Stems are classified according to their shapes: ① Characteristics of upright stems: The stems are relatively hard and can stand upright camphor trees and sugar cane ② Characteristics of entangled stems: The stems are wrapped around other objects to rise Morning glory, ivy ③ creeping..
File Info
Update Time: 2024-10-31
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