HW # 94- TBA- no homework over Spring Break Week 28, Day Four HW # 94- TBA- no homework over Spring Break Warm up How many different kinds of animals are there? Are there more insects than mammals? What about insects compared to fish?
Warm up Response N
Homework Response/Check Did you complete your essay outline?
Goals for Today Examine Protozoa and Invertebrates using compound and dissecting scopes. View the power point and take notes.
Currently, textbooks from the United States use a system of six kingdoms (Animalia, Plantae, Fungi, Protista, Archaea, and Bacteria) Protozoa (Protista) single cell microscopic to 5mm cousins with foraminifera (shells form limestone- which is what the Egyptian pyramids were made of) Important in soi, ocean, and fresh water food chains can carry disease (Plasmodium vivax) – ex Malaria
Amoeba proteus
Volvox sp.
Paramecium
Vorticella
Stentor
Euglena
Amoeba proteus
Blepharisma Bursaria truncatella Spirostomum Difflugia sp. Didinium Eats green alga (Spirogyra) Eats Paramecium Blepharisma Bursaria truncatella Spirostomum
Phylum- Porifera (sponges) Among the simplest, multicellular animals Unspecialized tissues No organs
Phylum- Cnidaria Hydra Freshwater Simplest animals with definite tissues Stinging tentacles (filled with nematocyst threads) Up to 25 mm Ability to regenerate lost body parts
Phylum- Platyhelminthes (flatworms) Bilateral symmetry Internal reproductive system Layers of muscles Simple nervous system Exhibit an ability to learn Free living (not parasitic)
Phylum- Arthropoda Includes crustaceans (crabs, lobsters, shrimp) Provide abundant food for fish Form an essential link in aquatic food chains
Amoeba proteus Euglena gracilis Paramecium multmicronucleam Stentor Coeruleus Spirostomum ambiguum Volvox aureus Dugdsia dorato cephala?? Hydra littoralis Daphnia magna