"Ant" animal PPT courseware

Description

"Ant" animal PPT courseware

teaching objectives:

1. Experience some basic activities of observing ants, try to solve problems in the observation activities, and try to continuously improve the inquiry methods.

2. Briefly describe the appearance and characteristics of ants.

3. Cultivate the education of cherishing life while getting close to ants.

group discussion:

1. How can we clearly observe ants without harming them or letting them crawl around?

2. Choose the tool you want to use.

Send ants home

1. What does an ant nest look like?

2. See if there are any new discoveries.

Knowledge link

Ants are small and powerful, and their perfect physiological mechanism allows them to withstand various tests. In order to set off and return to the ant nest in a constantly changing environment, desert arrow ants know how to use the polarized light emitted by the sun to return to the nest. Amazon ants plan their course by remembering visual references, and this memory lasts a lifetime. After they store many memories, they then call up relevant information based on where they go. Ants have a set of glands in their bodies that use different chemicals to convey more than 20 different meanings. "When an intruder is discovered, all ants will be on alert. The 422nd Division will quickly go to fight."

"Sisters, pay attention. Sisters, pay attention. There is a caterpillar in front of you. Please move it quickly. Play it again. There is... in front of you." The scraper on the abdomen is a supplement to the chemical language. The scraper is a sound-producing organ that can generate vibration signals through friction. When a pair of ants lined up neatly and showed off their power on the street, a vibration signal came from the stone. It turned out that an ant was pressed under the stone. Suddenly, The ants pushed together and a certain ant was rescued. This signal can also be used to ask for food from another person.

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For more information about the "Animal Ant" PPT courseware, please click the Animal ppt Ant ppt tag.

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File Info

Update Time: 2024-11-18

This template belongs to science courseware Third Grade Science Volume 1, Textbook Edition industry PPT template

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