"Into the Pond" PPT courseware

Description

Hunan Education Edition Sixth Grade Science Volume 1, Walking into the Pond PPT Courseware

Part One: Discussion and Concepts

Who is eaten by whom

Discussion: What is the food relationship between these animals and plants? Can you tell me in the order of who was eaten by whom?

concept:

This food relationship is like a chain that closely connects various living things. We call it a food chain.

Most food chains start with green plants and end with ferocious carnivores.

Walking into the pond PPT, part 2: thinking

Thinking: Are the following two food chains correct? Why?

1. The relationship between eating and being eaten must be reasonable

2. The arrow points to the eater

3. The food chain includes at least three types of animals and plants

4. The food chain starts from green plants and ends with ferocious carnivores.

Concept: The same plant will be eaten by different animals, and the same animal can eat a variety of foods. This complex food relationship between organisms forms a network structure called a food web.

Walking into the pond PPT, part three: think about it

think about it

What do living things need to survive?

(sunlight, water, air, etc.)

In addition to certain natural conditions for the survival of living things, they are also interdependent and influence each other.

Microorganisms in the pond

In addition to plants and animals living in ponds, there are also microorganisms living in them. They can decompose dead animals and plants. Without microorganisms, dead animals and plants would pile up.

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"Into the Pond" PPT download:

Hunan Education Edition Sixth Grade Science Volume 1, Walking into the Pond PPT Download, Part One: Biological System in the Pond There are various creatures living in the pond, how do they live together? Like a pond, it is made up of aquatic plants, fish, shrimps, plankton and various bacteria..

"Into the Pond" PPT:

The first volume of science for sixth graders in the Hunan Education Edition, Entering the Pond PPT, the first part of the content: food relationship, water dragonfly (chi): the larvae of a dragonfly. It likes to prey on small aquatic insects and their larvae.孭(ji)孓(ju), the larvae of mosquitoes. Feeds on bacteria and single-celled algae in the water.

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Update Time: 2024-10-13

This template belongs to science courseware Hunan Education Edition Sixth Grade Science Volume 1 industry PPT template

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