SIMPLE INVERTEBRATES REVIEW
QUEST CHECK Which of the following statements about animals are true? Unicellular or multicellular Only vertebrates Eukaryotes Heterotrophs Asexual or sexual reproduction can occur Pollicipes polymerus Gooseneck barnacle
QUEST CHECK Which of the following statements about animals are true? Unicellular or multicellular Only vertebrates Eukaryotes Heterotrophs Asexual or sexual reproduction can occur Pollicipes polymerus Gooseneck barnacle
ASEXUAL REPRODUCTION
ASEXUAL REPRODUCTION BUDDING
ASEXUAL REPRODUCTION BUDDING REGENERATION
QUEST CHECK What are the levels of organization from simplest to most complex? Pollicipes polymerus Gooseneck barnacle
QUEST CHECK What are the levels of organization from simplest to most complex? CELLTISSUEORGAN ORGAN SYSTEM Pollicipes polymerus Gooseneck barnacle
QUEST CHECK WHAT FUNCTION? 3.
QUEST CHECK WHAT FUNCTION? 3. REPRODUCTION
QUEST CHECK WHAT FUNCTION? 4.
QUEST CHECK WHAT FUNCTION? 4. KEEP CONDITIONS STABLE =
QUEST CHECK WHAT FUNCTION? 4. KEEP CONDITIONS STABLE = HOMEOSTASIS
QUEST CHECK WHAT FUNCTION? 5.
QUEST CHECK WHAT FUNCTION? 5. OBTAIN FOOD AND OXYGEN
QUEST CHECK WHAT FUNCTION? 6.
QUEST CHECK WHAT FUNCTION? 6. MOVEMENT
QUEST CHECK What type of symmetry does this organism display?
QUEST CHECK What type of symmetry does this organism display? BILATERAL
QUEST CHECK What is one general characteristic of this animal based on its symmetry?
QUEST CHECK What is one general characteristic of this animal based on its symmetry? Larger and more complex Front and back ends Quick movement Sense organs in the front
QUEST CHECK What type of symmetry does this organism display?
QUEST CHECK What type of symmetry does this organism display? ASYMMETRY
QUEST CHECK What is one general characteristic of this animal based on its symmetry?
QUEST CHECK What is one general characteristic of this animal based on its symmetry? Simple body plan
QUEST CHECK What type of symmetry does this organism display?
QUEST CHECK What type of symmetry does this organism display? RADIAL
QUEST CHECK What is one general characteristic of this animal based on its symmetry?
QUEST CHECK What is one general characteristic of this animal based on its symmetry? No distinct front or back end Live in water Slow moving
QUEST CHECK Which of the of the following are true about sponges? Bilateral symmetry Invertebrates No tissues or organs Live only in freshwater Filter feeders Asexual reproduction is by binary fission
QUEST CHECK Which of the of the following are true about sponges? Bilateral symmetry Invertebrates No tissues or organs Live only in freshwater Filter feeders Asexual reproduction is by binary fission
QUEST CHECK Put the following steps of sponge reproduction in order. Grows into an adult. Sponge produces both sperm and egg cells. Larva develops. Sperm enters another sponge and fertilizes its eggs. Sperm are released into the water.
QUEST CHECK Put the following steps of sponge reproduction in order. Sponge produces both sperm and egg cells.
QUEST CHECK Put the following steps of sponge reproduction in order. Sponge produces both sperm and egg cells. e. Sperm are released into the water.
QUEST CHECK Put the following steps of sponge reproduction in order. Sponge produces both sperm and egg cells. e. Sperm are released into the water. Sperm enters another sponge and fertilizes its eggs.
QUEST CHECK Put the following steps of sponge reproduction in order. Sponge produces both sperm and egg cells. e. Sperm are released into the water. Sperm enters another sponge and fertilizes its eggs. Larva develops.
QUEST CHECK Put the following steps of sponge reproduction in order. Sponge produces both sperm and egg cells. e. Sperm are released into the water. Sperm enters another sponge and fertilizes its eggs. Larva develops. a. Grows into an adult.
QUEST CHECK What two cell types are involved in obtaining food for the sponge?
QUEST CHECK What two cell types are involved in obtaining food for the sponge? COLLAR CELLS JELLY-LIKE CELLS
QUEST CHECK Describe the flow of water through a sponge using the letters from the diagram.
QUEST CHECK Describe the flow of water through a sponge using the letters from the diagram. Water enters through the pore (C) Water exits through the top (D)
QUEST CHECK What is the function of the spike cells?
QUEST CHECK What is the function of the spike cells? To support and protect the sponge
A= C= E= F=
A= COLLAR CELLS C= E= F=
A= COLLAR CELLS C= PORES E= F=
A= COLLAR CELLS C= PORES E= JELLY-LIKE CELLS F=
A= COLLAR CELLS C= PORES E= JELLY-LIKE CELLS F= SPIKES
QUEST CHECK Which of the of the following are true about cnidarians? Bilateral symmetry Invertebrates Central hollow cavity Tentacles have stinging cells Have 3 different body plans
QUEST CHECK Which of the of the following are true about cnidarians? Bilateral symmetry Invertebrates Central hollow cavity Tentacles have stinging cells Have 3 different body plans
QUEST CHECK What body plan does a jellyfish have?
QUEST CHECK What body plan does a jellyfish have? MEDUSA
MEDUSA central cavity mouth
QUEST CHECK What kind of reproduction is shown by this hydra?
QUEST CHECK What kind of reproduction is shown by this hydra? BUDDING
SEXUAL REPRODUCTION
QUEST CHECK Since this hydra lives attached to a rock, what body plan does it have?
QUEST CHECK Since this hydra lives attached to a rock, what body plan does it have? POLYP
POLYP mouth central cavity
QUEST CHECK Why is a Portuguese Man-of War and coral considered to be a colony?
They are a group of many individual animals working together QUEST CHECK Why is a Portuguese Man-of War and coral considered to be a colony? They are a group of many individual animals working together
QUEST CHECK Which of the of the following are true about worms? Bilateral symmetry Tissues, organs and organ systems Two major phyla Nervous system has a brain Only reproduce sexually
QUEST CHECK Which of the of the following are true about worms? Bilateral symmetry Tissues, organs and organ systems Two major phyla Nervous system has a brain Only reproduce sexually
C. elegans NERVOUS SYSTEM
C. elegans WITH EGGS
QUEST CHECK What is an example of a worm that you would find in the Phylum Platyhelminthes?
QUEST CHECK What is an example of a worm that you would find in the Phylum Platyhelminthes? Tapeworm Planarian Fluke
QUEST CHECK Planaria do not live in or on other organisms and they feed on dead or decaying material. How would you classify them based on this information?
QUEST CHECK Planaria do not live in or on other organisms and they feed on dead or decaying material. How would you classify them based on this information? Free-living Scavenger
QUEST CHECK What is C and what do they do?
QUEST CHECK What is C and what do they do? Eyespots Detect light
QUEST CHECK Brain (ganglia)- Eyespots- Pharynx- Ventral Nerve Cord- Digestive Tract (Gastrovascular cavity)-
QUEST CHECK Brain (ganglia)- D Eyespots- Pharynx- Ventral Nerve Cord- Digestive Tract (Gastrovascular cavity)-
QUEST CHECK Brain (ganglia)- D Eyespots- C Pharynx- Ventral Nerve Cord- Digestive Tract (Gastrovascular cavity)-
QUEST CHECK Brain (ganglia)- D Eyespots- C Pharynx- A Ventral Nerve Cord- Digestive Tract (Gastrovascular cavity)-
QUEST CHECK Brain (ganglia)- D Eyespots- C Pharynx- A Ventral Nerve Cord- E Digestive Tract (Gastrovascular cavity)-
QUEST CHECK Brain (ganglia)- D Eyespots- C Pharynx- A Ventral Nerve Cord- E Digestive Tract (Gastrovascular cavity)- B
QUEST CHECK What is the purpose of the hooks and suckers on the head of a tapeworm?
QUEST CHECK What is the purpose of the hooks and suckers on the head of a tapeworm? They dig into the lining of the host’s digestive system
What is wrong with the structure of these nematodes?
What is wrong with the structure of these nematodes? Nematodes are round, not segmented
How does the digestive system of the roundworm differ from the flatworm?
How does the digestive system of the roundworm differ from the flatworm? The flatworm has a digestive system with 1 opening. The roundworm has a digestive system with 2 openings.