"Into the Pond" PPT

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

Part One: Food Relationships

Shui Hao (chài): the larvae of dragonfly. It likes to prey on small aquatic insects and their larvae.

Jué (jié) Jué, the larvae of mosquitoes. Feeds on bacteria and single-celled algae in the water.

Please write down what is their food?

Their food relationship is:

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

Entering the Pond PPT, Part 2: Analyzing the Food Chain

Analyzing the food chain, what did you find?

Food chains usually have the following characteristics:

1. A food chain generally includes 3 to 5 links.

2. The food chain usually starts with green plants (producers).

3. The second link in the food chain is usually a herbivore.

4. Organisms in the third or other links in the food chain are generally carnivores.

Entering the Pond PPT, Part 3: Designing and Making a “Pond”

Design and make a "pond"

Prepare materials:

Large transparent glass bottle, sand, chopsticks, tap water stored for 2 days, 2 small fish, 4 aquatic plants, 4 snails, and table lamp.

Production steps:

1. Put the sand and water into the tank.

2. Plant aquatic plants: Use chopsticks to push aside the sediment, add aquatic plants, and then cover with sediment.

3. Put small fish and snails into the water tank.

4. Place the water tank on the balcony or next to the window.

Please record the living conditions of each creature and changes in factors that affect their survival.

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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 courseware:

Science in the first volume of the sixth grade of the Hunan Education Edition, Into the Pond PPT courseware, the first part of the content: 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 linking...

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Update Time: 2024-11-21

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

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