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Unit 3 Fish copia
Javier Rodríguez
Created on August 2, 2020
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Transcript
Natural Science 5º EP
FISH
Javier Rodríguez Sánchez
Remember...
Let's test your memory...
Parts of a fish
A few years ago, we started studying the parts of a fish. Do you remember them?
6. Fish bodies are covered in...
- Write these answers in the Forms linked in the instructions. You can use a piece of paper to write down your answers and check them once you finish!
What are the characteristics of fish?
Physical Appearance (Move your mouse over the underlined words)
The shape of a fish's body and it's body functions are adapted to live underwater.
streamlined
Most fish have
bodies.
Fins help the fish to change direction as they swim. They
against the water and move the fish in the opposite direction.
push
Body functions
Most fish are oviparous. They lay eggs without shells.
Fish breathe mainly through their gills. Water enters their mouths and exits through their gills.
During this process, the water passes over the capillaries in the gills. The capillaries absorb oxygen and release carbon dioxide.
Classification
Bony fish
They have a skeleton made of hard bones.
Cartilaginous fish
They have a skeleton made of softer and more flexible bones.
Bony fish
Cartilaginous fish
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