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Презентация на тему Animals excretion

Protozoans (amoeba, paramecium)They have contractive vacuole to remove wastes, or diffusion is another way to remove waste(CO2) from the cell.
Animals excretionAll animals eat to get energy, and their products of digestion Protozoans (amoeba, paramecium)They have contractive vacuole to remove wastes, or diffusion is Flatworms(planaria)Flatworms use flame cells to excrete wastes. Many flame cells come together Segmented worms (earthworm)Segmented worms have net of ciliated tubules called nephridia. They Crustaceans(crayfish, lobster)Excretory organs of crustaceans are green glands. Insects(ant, bee)Insects use Malpighian tubules Arachnida(spider)Coxal glands and Malpighian tubules FishThey use gills to excrete CO2(carbon dioxide) and kidneys to remove ammonia. Amphibians (frog)Adult amphibians use lung and skin to excrete CO2, and oval kidney to remove ammonia Reptiles(lizards and crocodiles) and birds They remove uric acid from kidney through MammalsThey have bean shaped kidneys which are connected to urinary bladder by
Слайды презентации

Слайд 2 Protozoans (amoeba, paramecium)
They have contractive vacuole to remove

Protozoans (amoeba, paramecium)They have contractive vacuole to remove wastes, or diffusion

wastes, or diffusion is another way to remove waste(CO2)

from the cell.

Слайд 3 Flatworms(planaria)
Flatworms use flame cells to excrete wastes. Many

Flatworms(planaria)Flatworms use flame cells to excrete wastes. Many flame cells come

flame cells come together to form a net of

tubules. Tubule collect wastes and excrete them through pores.

Слайд 4 Segmented worms (earthworm)
Segmented worms have net of ciliated

Segmented worms (earthworm)Segmented worms have net of ciliated tubules called nephridia.

tubules called nephridia. They remove wastes outside through the

pores.


Слайд 5 Crustaceans(crayfish, lobster)
Excretory organs of crustaceans are green glands.

Crustaceans(crayfish, lobster)Excretory organs of crustaceans are green glands.

Слайд 6 Insects(ant, bee)
Insects use Malpighian tubules

Insects(ant, bee)Insects use Malpighian tubules

Слайд 7 Arachnida(spider)
Coxal glands and Malpighian tubules

Arachnida(spider)Coxal glands and Malpighian tubules

Слайд 8 Fish
They use gills to excrete CO2(carbon dioxide) and

FishThey use gills to excrete CO2(carbon dioxide) and kidneys to remove ammonia.

kidneys to remove ammonia.


Слайд 9 Amphibians (frog)
Adult amphibians use lung and skin to

Amphibians (frog)Adult amphibians use lung and skin to excrete CO2, and oval kidney to remove ammonia

excrete CO2, and oval kidney to remove ammonia


Слайд 10 Reptiles(lizards and crocodiles) and birds
They remove uric

Reptiles(lizards and crocodiles) and birds They remove uric acid from kidney

acid from kidney through cloaca, and lungs to remove

CO2

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