"Common Animals" PPT download

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"Common Animals" PPT download

Part One Content: Classroom Exploration

Exploration 1: Explore the structure of fruits

Fruit generally consists of peel and seeds

How to distinguish: whether it can bloom.

Female iron tree "blooms"

Q&A: The "flowers" blooming from the iron tree are not real flowers

Gymnosperms have no true flowers

Angiosperms have flowers, called green flowering plants

Common animal PPT, part 2: pre-class activities

Pre-class activity: Please divide the edamame pods, peanuts, pumpkin seeds, sunflower seeds, chestnuts, pine nuts, ginkgo nuts, and longans on the table into 2 groups, one group is the fruits, and the other group is the seeds.

Fruits include: edamame pods, peanuts, sunflower seeds, longan

Seeds include: pumpkin seeds, chestnuts, pine nuts, ginkgo

Activity 2: Please divide the plants corresponding to edamame pods, peanuts, pumpkin seeds, sunflower seeds, chestnuts, pine nuts, ginkgo, and longan on the table into two groups, one group is angiosperms, and the other group is gymnosperms.

Angiosperms: edamame, peanut, sunflower, longan tree, pumpkin, chestnut tree

Gymnosperms: pine, ginkgo (white fruit)

Common animal PPT, the third part: practice

1. Among the following seed plants, those that are gymnosperms include ________ (fill in the serial number, the same below); those that belong to angiosperms are ________

①Peanut ②Spruce ③Cycad ④Orchid ⑤Orange ⑥Watermelon ⑦Money pine ⑧Jujube tree ⑨Chestnut ⑩Ginkgo

think:

What is the relationship between angiosperms and our lives?

2. We call plants that can produce _________ seed plants, which include ________ plants and ________ plants. The difference between them is that the seeds of ________ plants are coated with ________ on the outside, forming ________, while the seeds of ________ plants are naked, but the outer layer of the seeds has _______

3. What is the main difference between angiosperms and gymnosperms?

Is there a pericarp on the outside of the seed?

4. Which of the following plants is an angiosperm? ( )

A Podocarpus B Cycad C Juniper D Pear tree

Keywords: Zhejiang Education Edition seventh grade science PPT courseware free download, common animal PPT download, .PPT format;

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"Common Animals" PPT courseware:

Contents of the first part of the "Common Animals" PPT courseware: Classification criteria: Whether they can metabolize, grow, reproduce, require nutrition, respiration, excretion, respond to stimuli, etc. Whether they can produce their own nutrients through photosynthesis Classification: It is a certain kind of Similar characteristics...

"Common Animals" PPT:

"Common Animals" PPT Part One Content: 1. Animal Classification We know that people can be divided into males and females according to their gender. So can you classify these animals based on their different characteristics? 1. According to whether they are aquatic or terrestrial, they are divided into...

"Common Animals" Animals and Plants Around You PPT Courseware 2:

"Common Animals" Animals and Plants Around You PPT Courseware 2 Whether they can metabolize, grow, reproduce, require nutrients, breathe, excrete, respond to stimuli, etc. Whether they can produce their own nutrients through photosynthesis Classification: It is the characteristic of certain species Similar things are grouped into...

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Update Time: 2024-11-24

This template belongs to science courseware Zhejiang Education Edition Seventh Grade Science Volume 1 industry PPT template

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