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Authoritative PPT Summary
"Seed Germination Experiment (1)" Biology and Environment PPT Download
Part 1: Importing new lessons
This is a intact mung bean seed. What are the necessary conditions for it to germinate? Let’s study it together today.
Seed Germination Experiment PPT, Part 2 Content: New Lesson Learning
The life of a plant begins with the germination of a seed.
1. Discussion: What conditions are needed for seed germination?
2. Design: Seed Germination Experiment
Comparative experiment-making a condition change
Discuss the design experiment plan:
1. What problem do you want to study and how do you plan to do it?
2. What do you predict the outcome will be?
3. What conditions were changed in your research?
4. Which conditions have not changed?
5. How to know whether the changed conditions have an impact on seed germination?
6. What else should be paid attention to during experimental research?
3. Seed germination experiment
1. Observe mung bean seeds, measure their size, and describe them using vocabulary.
2. Prepare experimental materials and figure out how to operate.
Prepare two watertight boxes
Put some tissue paper in the box and press three holes
Place 3 mung beans on each paper towel
Drop water on a paper towel, but not on one
3. Observe the changes in the seeds every day and record the findings.
Seed germination experiment PPT, part three: conclusion summary
Seed germination requires certain conditions: air, water and suitable temperature. To save seeds, the seeds must be kept dry.
Seed Germination Experiment PPT, Part 4: Classroom Exercises
(1) Fill in the blanks
1. When doing the "experiment on whether water affects the germination of seeds", the experimental group is _________ and the control group is _________.
2. Farmer uncles usually sow seeds in spring because: ____________________.
(2) Multiple choice questions
1. Put two groups of identical seeds, one group is placed at room temperature, and the other group is placed in the refrigerator, keeping the low temperature, and adding an appropriate amount of water to both. The conditions changed in this experimental design are ( )
A. Light B. Temperature C. Water
2. There are two sets of identical seeds at room temperature. One group is exposed to light and an appropriate amount of water is added. The other group of seeds is covered with a paper box and a small amount of water is added. This experimental design ( )
A. It is scientific B. It is unscientific C. It is impossible to judge
Seed Germination Experiment PPT, Part 5: Homework Arrangement
Take photos of various changes in the germination of mung bean seeds and try to write a research report.
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"Seed Germination Experiment (2)" Biology and Environment PPT:
"Seed Germination Experiment (2)" Biology and Environment PPT Part 1: Organizing and analyzing experimental information. Have the mung bean seeds we planted sprouted? What about mung bean seeds from other groups? Collect experimental information from groups doing the same experiment and analyze it together. Experimental group and control...