People's Education Edition Biology for Grade 8, Volume 1
People's Education Edition Biology for Grade 8, Volume 2
People's Education Edition seventh grade biology volume 1
People's Education Press High School Biology Compulsory Course 2
Beijing Normal University Edition Seventh Grade Biology Volume 2
People's Education Press seventh grade biology book volume 2
Beijing Normal University Edition Eighth Grade Biology Volume 1
Beijing Normal University Edition Seventh Grade Biology Volume 1
Beijing Normal University Edition Eighth Grade Biology Volume 2
Jiangsu Education Edition Seventh Grade Biology Volume 1
High School Biology Compulsory Course 1, published by People's Education Press
Jiangsu Education Edition 8th Grade Biology Volume 1
Jiangsu Education Edition Seventh Grade Biology Volume 2
Jiangsu Education Edition 8th Grade Biology Volume 2
Category | Format | Size |
---|---|---|
Beijing Normal University Edition Eighth Grade Biology Volume 2 | pptx | 6 MB |
Description
"Ecosystem Overview" PPT courseware
Part One: Learning Objectives
1. State the concept of ecosystem.
2. Outline the composition of ecosystems and concepts such as producers, consumers, and decomposers.
3. Understand the role of various components in ecosystems.
Ecosystem overview PPT, part 2: learning new knowledge
1. A forest is an ecosystem
Read the information about Kaiba Forest on page 68 of the textbook. Think about it, what kind of creatures are there in Kaiba Forest? What other non-living things are there?
Ecosystem concept:
In a certain natural area, all living things and their living environment constitute a unified whole called an ecosystem.
2. Components and functions of ecosystems
plant
It can use sunlight and inorganic matter to create organic matter, providing matter and energy for various organisms in the ecosystem.
animal
It cannot produce organic matter and can only feed on plants directly or indirectly.
microorganism
Saprophytic bacteria, fungi and other microorganisms can decompose organic matter in animal and plant remains into inorganic matter for use by green plants.
Ecosystem overview PPT, part 3: feedback in class
1. Among the following options, which one can be regarded as an ecosystem ( )
A. All the trees in a forest
B. All living things in a wheat field and the inorganic environment such as sunlight and air
C. All animals, plants and microorganisms in the pond
D. Inorganic environment such as sunlight, soil and air on a grassland
2. Among the following organisms, those that are decomposers are ( ), those that are producers are ( ), and those that are consumers are ( )
A.Grass and goat B.Fungi
C. Calabash moss D. Frog
Keywords: Free download of Beijing Normal University edition biology PPT courseware for eighth grade volume 2, ecosystem overview PPT download, .PPT format;
For more information about the "Ecosystem and its Stability Ecosystem Overview" PPT courseware, please click the Ecosystem and its Stability ppt Ecosystem Overview ppt tag.
"Modern Biotechnology" PPT courseware:
"Modern Biotechnology" PPT Courseware Part One: Scenario Introduction In 1953, Watson and Crick proposed the double helix structure of the DNA molecule, unveiled the gene, and triggered a revolution in the field of life sciences. In 1997 Willamette caused a shock...
"Modern Biotechnology" PPT:
"Modern Biotechnology" PPT Part One: Scenario Introduction In 1953, Watson and Crick proposed the double helix structure of the DNA molecule, unveiled the gene, and triggered a revolution in the field of life sciences. In 1997, Williamson set off a scandal that shocked the world..
"Fermentation Technology" PPT courseware:
"Fermentation Technology" PPT courseware Part One: Situation Introduction Have you ever eaten bread or yogurt? Have you ever used enzyme-added laundry detergent when washing clothes? Do you know the story of Dolly the Sheep? Learning objectives 1. Give examples of the application of fermentation technology in life. 2. Use hair..
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Update Time: 2024-10-03
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