Kingdom Protista

If you look at a drop of pond water under a microscope, all the "little creatures" you see swimming around are protists. If you look at a drop of pond water under a microscope, all the "little creatures" you see swimming around are protists.

All protists have a nucleus and are therefore eukaryotic. All protists have a nucleus and are therefore eukaryotic. eukaryotic They appeared 1.5 billion years ago They appeared 1.5 billion years ago Protists are either plant-like, animal-like or fungus-like. Protists are either plant-like, animal-like or fungus-like. Which are autotrophs and heterotrophs? Which are autotrophs and heterotrophs?

Plant-like protists are autotrophs – they contain chloroplasts and make their own food. Plant-like protists are autotrophs – they contain chloroplasts and make their own food. Animal-like and fungus-like protists and are heterotrophs. Animal-like and fungus-like protists and are heterotrophs.

Protozoans are animal-like protists (heterotrophs) grouped according to how they move. Protozoans are animal-like protists (heterotrophs) grouped according to how they move. What does the word protozoa mean? What does the word protozoa mean? The word protozoa means "little animal." The word protozoa means "little animal."

All protozoa digest their food in stomach- like compartments called vacuoles. All protozoa digest their food in stomach- like compartments called vacuoles. Protozoa range in size from 1/5,000 to 1/50 of an inch (5 to 500 µm) in diameter. Protozoa range in size from 1/5,000 to 1/50 of an inch (5 to 500 µm) in diameter. How can we classify Protists? How can we classify Protists?

The first group is the Phylum Sarcodina. Examples: Amoebae, radiolarians, foraminerans Examples: Amoebae, radiolarians, foraminerans Amoeba

The second group is the phylum Mastigophora (flagellated protozoans) The second group is the phylum Mastigophora (flagellated protozoans)Giardia

The third group of protozoans are the ciliates from the phylum Ciliophora. The third group of protozoans are the ciliates from the phylum Ciliophora. Ex: Paramecium Ex: Paramecium Paramecium

The last of the Protozoans come from the phylum, Sporozoa. The last of the Protozoans come from the phylum, Sporozoa. Plasmodium

Plant-like Protists Plant-like protists are algae. Plant-like protists are algae. Algae are eukaryotic autotrophs Algae are eukaryotic autotrophs They produce much of Earth’s oxygen. They produce much of Earth’s oxygen.

There are 6 types of plant-like protists: There are 6 types of plant-like protists: Unicellular Unicellular Phylum Euglenophyta Phylum Euglenophyta Phylum Chrysophyta Phylum Chrysophyta Phylum Pyrrophyta Phylum PyrrophytaMulticellular Phylum Chlorophyta Phylum Chlorophyta Phylum Phaeophyta Phylum Phaeophyta Phylum Rhodophyta Phylum Rhodophyta

Members of first phylum of algae, Euglenophyta, are both plant-like and animal-like. Members of first phylum of algae, Euglenophyta, are both plant-like and animal-like. Euglena

Golden brown algae and diatoms are Chrysophyta. Golden brown algae and diatoms are Chrysophyta. DIATOMS

The Pyrrophyta are a major component of marine phytoplankton. The Pyrrophyta are a major component of marine phytoplankton. Blooms of dinoflagellates cause “Red Tide.”

Multicellular algae are classified by color. Multicellular algae are classified by color.

Rhodophyta are red seaweeds. Rhodophyta are red seaweeds.

Phylum Phaeophyta is made up of the brown algae. Phylum Phaeophyta is made up of the brown algae.

The last of the multicellular algae are the green algae from the Phylum chlorophyta. The last of the multicellular algae are the green algae from the Phylum chlorophyta.

A Volvox is a hollow boll composed of hundreds of flagellated cells in a single layer.

Fungi-Like Protists Fungus-like protists are referred to as slime molds and are in the phylum Gymnomycota. Fungus-like protists are referred to as slime molds and are in the phylum Gymnomycota.

HOMEWORK PAGE 357 Questions 1-10

CHOOSE A FUNGI: Blue Milk Mushroom Black Mold Bitter Oyster Athletes Foot Golden Jelly Fungus Yeast The Wrinkled Peach Bread mold Violet Coral Rounded Earthstar Brewers Yeast Drayd’s Saddle Anemone Stinkhorn Coral Fungi Umber-Brown Puffball Caesar’s Mushroom Pixie’s Parasol Elegant Sunburst Lichen The Black Morel Fly Agaric Directions Tell me: Why is it a Fungi?