"Fish" pond community PPT courseware

Description

"Fish" pond community PPT courseware

Observation: The appearance characteristics of crucian carp

The appearance characteristics of the fish: wide in the middle, gradually getting smaller at both ends, showing a streamlined line.

What does a fish have on its body surface?

There are scales on the body, a lot of mucus on the scales, and fins.

fin function

Dorsal fin: maintains the balance of the fish.

Pelvic fin: balance.

Tail fin: determines the direction of movement and generates forward momentum.

Main characteristics of fish

The fish lives in the water all its life. Its body is spindle-shaped, and its surface is mostly covered with scales. It uses gills to breathe and fins to swim. The tail fin controls direction, and the dorsal fin and pelvic fin control balance.

Body temperature changes with changes in ambient temperature - ectothermic animals

Sharks, eels, carps, seahorses, and loaches are fish, and they are all oviparous animals that breathe through gills;

Octopus, cuttlefish, and abalone are molluscs;

Crocodiles and turtles are reptiles;

Salmons and frogs are amphibians.

Whales and dolphins are mammals

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For more information about the "Pond Community Fish" PPT courseware, please click the "Pond Community ppt Fish ppt" tab.

Blackboard hand-drawn cartoon fish PPT courseware template:

This is a set of blackboard hand-painted cartoon fish background PPT courseware templates, a total of 25 pictures; the slide template uses a blackboard picture as the PPT background image. The PPT template cover is placed with cartoon hand-drawn underwater world, cartoon fish patterns, etc. Fill in the PPT courseware title text in the middle..

Color flat PPT fishbone diagram:

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PPT fishbone diagram of blue tilapia shape:

This is a cause-and-effect analysis PPT fishbone diagram of a blue tilapia shape, in .PPTX format;..

File Info

Update Time: 2024-08-16

This template belongs to science courseware E-education edition fifth grade science volume 1 industry PPT template

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