"Green plants are the source of food" PPT courseware

Description

"Green plants are the source of food" PPT courseware

Part 1: The meaning of photosynthesis

topic:

1 What is the relationship between human food and green plants?

2 If there were no green plants on the earth, could humans still survive?

guide:

1. In groups of four, tell us the foods you usually like to eat.

2 Complete the table by referring to the examples given in Table 7-1 and Table 7-2.

Green plants are the source of food PPT, part 2: Human food comes directly or indirectly from green plants

Plants whose stems are edible for humans

Plants whose leaves are edible for humans

Plants whose flowers are edible to humans

Plants whose fruits are edible for humans

in conclusion

Whether they are herbivores, carnivores or omnivores, their food comes directly or indirectly from green plants.

Animal food comes from green plants

Green plants are the source of food PPT, the third part: Q&A!

1. The “green foods” that people like to eat now mainly refer to ( )

A. Green food B. Pollution-free and pollution-free food

C. Genetically modified foods D. Off-season vegetables

2. Which of the following crops is not among the top three in the world in terms of output ( )

A. Sorghum B. Corn

C.Wheat D.Rice

3. Among the following animals, which one is a herbivore ( )

A.Lion B.Cat C.Panda D.Horse

4． The energy required for human growth and development depends on green plants ( )

A． Absorption b. respiration

C． Photosynthesis D. Transpiration

judge

Humans can live by eating meat, milk and eggs, so human food comes from animals. ( )

Animals' food comes directly from green plants. ( )

"Green food" comes from a good ecological environment and can bring people strong vitality. ( )

Keywords: Jiangsu Education Edition seventh grade biology PPT courseware free download, green plants are the source of food PPT download, .PPT format;

For more information about "The role of green plants in the biosphere, green plants are the source of food" PPT courseware, please click the "The role of green plants in the biosphere ppt green plants are the source of food" ppt tag.

"Green plants are the source of food" PPT:

"Green Plants Are the Source of Food" PPT Part One: Learning Objectives Overview Green plants directly or indirectly provide food and energy for many organisms. Human food comes from green plants 1. What is the relationship between human food and green plants? 2. If the earth...

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Update Time: 2024-08-31

This template belongs to biology courseware Jiangsu Education Edition Seventh Grade Biology Volume 1 industry PPT template

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