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AQUATIC ECOLOGY 12

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AQUATIC ECOLOGY 12

Prof. Dr. Nilsun DEMİR

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Prokaryotic organisms vs

Eukaryotic organisms

• Prokaryotic organisms = lack of nuclei and other cell organelles (bacteria and cyanobacteria)

• Eukaryotic organisms = have nuclei and other cell organelles

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• Bacteria

• Cyanobacteria

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• Fungi

• Protozoa (Amoebae, Ciliates, Flagellates) • Primary producers • Algae • Insects • Amphibians • Waterfowls • Fish

Eukaryotic organisms

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Niche

• The niche of an organism is the total environment where it can survive, grow and reproduce.

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Relationships between organisms

• Competition • Parasitism • Symbiosis • Succession • Grazing • Cyclomorphosis

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Cyclomorphosis

• Many zooplankton regularly change their

appearance during the course of the year. These changes are called cyclomorphosis because the morphological changes occur as seasonal cycles

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Referanslar

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