"Care for vegetation and green the motherland" PPT courseware 2

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"Care for vegetation and green the motherland" PPT courseware 2

Class goals:

Students, do you know what are the main types of vegetation in our country? What are the main problems faced by vegetation in our country?

After completing this lesson, you will be able to answer these questions

my country is a country rich in plant species

Data link:

Our country is the country with the most forest tree species, especially rare tree species, in the world: According to statistics from Chinese botanists, there are more than 20,000 species of seed plants in our country, of which there are about 8,000 species of forest trees, and more than 2,000 species of arbor trees alone. Moreover, there are about a thousand species of trees with excellent materials, tall and straight trunks, high economic value, and wide uses. Coniferous pine and fir species are the main tree species in the northern hemisphere. There are about 30 genera in the world, and my country has 20 genera and nearly 200 species. Among them, 8 genera are endemic to my country, namely Metasequoia, Silverwood, Pinus genus, Metasequoia, Taiwanese genus, Metasequoia genus, Fujian Cypress and Cunninghamia genus. Broad-leaved tree species are even more abundant, with as many as 200 genera, including a large number of endemic tree species. Such as Davidia genus, Eucommia ulmoides, Eclipta genus, Lychee genus, Fragrance tree genus and Silver magpie tree genus.

In order to protect the vegetation status of our country, our country has promulgated a series of laws and carried out many afforestation activities.

1984 Forest Law of the People's Republic of China

1985 "Grassland Law of the People's Republic of China"

Students, March 12th every year is Arbor Day in my country. How do you plan to protect vegetation and green the motherland in your daily life?

Keywords: Caring for vegetation and greening the motherland teaching courseware, download the PPT courseware for seventh-grade biology from the People's Education Edition, download the seventh-grade biology slide courseware, downloading the PPT courseware for caring for vegetation and greening the motherland, .PPT format;

For more information about the PPT courseware "Caring for Vegetation and Greening the Motherland", please click the "Caring for Vegetation and Greening the Motherland" ppt tag.

"Care for vegetation and green the motherland" PPT courseware 8:

"Care for Vegetation, Green the Motherland" PPT courseware 8 1. The role of green plants in the biosphere (1), green plants are producers (2), maintaining the balance of carbon dioxide and oxygen in the atmosphere (3), promoting the water cycle of the biosphere 2. my country's vegetation resources...

"Care for vegetation and green the motherland" PPT courseware 7:

"Care for Vegetation and Green the Motherland" PPT Courseware 7 Vegetation All plants growing in an area are called the vegetation of this area. The main vegetation type in my country is grassland. Characteristics: Most of the plants that make up grassland are _________ desert characteristics that adapt to _________climate conditions..

"Care for vegetation and green the motherland" PPT courseware 6:

"Care for Vegetation and Green the Motherland" PPT courseware 6 (1) Main types of vegetation in my country 1. The concept of vegetation - a group of plants that cover the earth's surface and live together regularly 2. Types Tropical rain forest evergreen broad-leaved forest deciduous Broadleaf forest, coniferous forest, steppe, desert...

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Update Time: 2024-11-25

This template belongs to biology courseware People's Education Edition seventh grade biology volume 1 industry PPT template

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