HONORS SIMPLE INVERTEBRATES REVIEW

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

What type of symmetry does this organism display? What is one general characteristic of this animal based on its symmetry?

What type of symmetry does this organism display? ASYMMETRY What is one general characteristic of this animal based on its symmetry?

What type of symmetry does this organism display? ASYMMETRY What is one general characteristic of this animal based on its symmetry? Simple body plan

What type of symmetry does this organism display? What is one general characteristic of this animal based on its symmetry?

What type of symmetry does this organism display? RADIAL What is one general characteristic of this animal based on its symmetry?

What type of symmetry does this organism display? RADIAL 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 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

nematocyst

QUEST CHECK What body plan does a jellyfish have?

QUEST CHECK What body plan does a jellyfish have? MEDUSA

MEDUSA

MEDUSA central cavity

MEDUSA central cavity mouth

Since this hydra lives attached to a rock, what body plan does it have?

Since this hydra lives attached to a rock, what body plan does it have? POLYP

POLYP

POLYP mouth

POLYP mouth central cavity

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 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 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 How is the head of a tapeworm adapted for its lifestyle?

QUEST CHECK How is the head of a tapeworm adapted for its lifestyle? It has hooks and suckers to dig into the lining of the host’s digestive system.

QUEST CHECK How many hosts does a tapeworm have?

QUEST CHECK How many hosts does a tapeworm have? 2

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.

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? CELLTISSUEORGAN 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 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 osculum (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= D= E= F=

A= CHOANOCYTES C= D= E= F=

A= CHOANOCYTES C= PORES D= E= F=

A= CHOANOCYTES C= PORES D= OSCULUM E= F=

A= CHOANOCYTES C= PORES D= OSCULUM E= AMOEBOCYTES F=

A= CHOANOCYTES C= PORES D= OSCULUM E= AMOEBOCYTES F= SPICULES