Kingdom Protista Characteristics: _______________________ Unicellular and multicellular organisms Considered “_____________” of organisms: ◦ Consist of eukaryotic organisms that do not fit into Kingdom Fungi, Animalia or Plantae ◦ Protists are not______________________ ___________________________________

Classification Kingdom Protista consists of diverse species that share similarities with other 3 kingdoms ____________________________________ to fit into those kingdoms Classifying protists is extremely __________as there is more than 1 accepted way of separating them General method is classifying protists by their ____________________________: ◦ ________________ protists

Animal-like Protists Referred to as _________________ Protozoans are ◦ Unicellular organisms ◦ Heterotrophs - ________________________ ____________________________________ Protozoans are not categorized into a _________________ group. This is a term used to describe animal-like protists that may be distantly related but share a set of characteristics.

Types of Protozoans Protozoans are described and grouped according to their method of __________________. Heterotrophs – ingest small food particles and digest it inside ___________________ containing _________________________ Do not have a ____________________ 4 ways to describe a protozoan: Zooflagellate Amoeba Ciliate Sporozoan

Zooflagellates Possess 1 or more whip-like structures called ____________________________ Flagella help with ____________________ of the protist in water

Ciliates Ciliates are aquatic protists covered with ____________________ Cilia – ___________________________ __________________that assist protists with movement in water and with gathering food

Amoeba No particular body shape Create pseudopods – ____________________ ______________________________________ _____________________ help protist to move and feed on other organisms Intake food through process of ____________________– engulf organism and form food vacuole

Sporozoans _________________________ protists Produce spores during reproduction

Plant-like Protists Plant-like protists are those that resemble plants because they are _________________________. They contain ____________ and carry out ____________________ Unicellular or multicellular protists Some plant-like protists have ______________ made up of polysaccharides and others do not have cell walls Types: Euglenoids Algae

Euglenoid Unicellular Contains ________________ for movement ________________________ during the day – undergoes photosynthesis ________________________ at night – feeds on dead organisms Question: Why can euglenoids not be classified in Kingdom Plantae?

Algae Unicellular or multicellular ________________________ – have chloroplast and carry out photosynthesis ______ different groups of algae

Reproduction Animal-like and plant-like protists can reproduce _______________and _______________. Asexual Reproduction Protists reproduce by _________________. 1 parent cell divides to produce ___________ ___________________________________ __________________________________ Sexual Reproduction Other protists can reproduce by _________________. Mates __________________DNA.

Protists in our Everyday Lives Parasitic protists can cause __________________ when it they come into contact with the human body ◦ Example: malaria, sleeping sickness, dysentery Algae ◦ ________________________  Seaweed can be eaten. Example: sushi  Used as food additives in the manufacturing of food products. Example: ◦ ______________________  Used for curing arthritis, influenza, tuberculosis