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52 Cards in this Set
- Front
- Back
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What phylum do sponges belong to? |
Porifera |
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Do porifera have a lot of openings (pores)? |
Yes |
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How many large excurrent pores do porifera have? |
One |
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How do porifera reproduce? |
Sexually and asexually |
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How many body layers do porifera have? |
One |
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Where do porifera usually live? |
Marine (salt water) |
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What are the characteristics of animals? |
They are multicellular, heterotrophic, and have no cell walls |
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What phylum do jellyfish belong to? |
Cnidaria |
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What kind of body do cnidaria have? |
A sac-like body |
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How many openings do cnidaria have? |
One |
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How many body layers do cnidaria have? |
Two |
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Cnidaria have _____ with _____. |
Cnidaria have tentacles with stinging cells |
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Cnidaria have nerve cells with ____ brain. |
Cnidaria have nerve cells with no brain |
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What phylum do tapeworms belong to? |
Platyhelminthes |
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How many openings do platyhelminthes have? |
One |
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What is the endo-sperm? |
The inside that contains organs. |
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What is the meso-derm? |
The middle that contains muscles, and blood vessels. |
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What is the ecto-derm? |
The outside that contains the skin. |
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What phylum do heartworms belong to? |
Nematoda. |
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How many openings and body layers do nematoda have? |
2 openings and 3 body layers. |
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What phylum do earthworms belong to? |
Annelida. |
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What phylum does the starfish belong to? |
Echinodermata. |
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What phylum does the snail belong to? |
Mollusca. |
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What phylum do insects belong to? |
Arthropoda. |
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What phylum do mammals belong to? |
Chordata. |
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Animals are the most physically _____ kingdom of organisms. |
Diverse. |
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All animals are _____ _____. |
Multicellular heterotrophs. |
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Animal cells have _____ cell walls. They are supported by the protein _____. |
No cell walls, supported by collagen. |
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Animals are _____ and usually reproduce _____. |
Animals are diploid and usually reproduce sexually. |
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What is the difference between vertebrates and invertebrates? |
Vertebrates have backbones and invertebrates do not. |
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What is the difference between bilateral symmetry and radial symmetry? |
Animals wit bilateral symmetry can be divided equally along only one plane which splits an animal into mirror image sides. Animals with radial symmetry have body parts arranged in a circle around a central axis. |
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Sponges are sessile, which means they _____. |
Sponges are sessile, which means they are unable to move from where they are attached. |
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How do sponges protect themselves? |
They secrete toxic substances that prevent other sponges from growing into their area. |
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What are the two body forms of cnidarians? |
Polyps- Cylindrical tubes with mouth and tentacles facing upward. Medusas- Umbrella shaped with their mouth and tentacles on the underside. |
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How do cnidarians protect themselves? |
With cnidocyte cells. |
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What are the advantages of a gastrovascular cavity to the body functions of a cnidarian? |
It secretes enzymes and absorb prey's nutrients. |
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What does it mean to have a "complete digestive tract"? |
There are 2 openings, a mouth and an anus. |
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What is the advantage of having a complete digestive tract? |
It acts as an assembly line for food, absorbing nutrients along the way. |
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What adaptions do mollusks without shells use to defend against predators? |
They use ink to stun their predators. |
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What are 3 parasitic roundworms that infect human hosts? |
Hookworms, pinworms, and guinea worms. |
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Echinoderms have _____ symmetry. |
Echinoderms have radial symmetry. |
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How does the water vascular system enable echinoderms to move? |
Changes in water pressure extend and retract their tube feet. |
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Starfish can _____. |
Starfish can regenerate. |
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What phylum do sea anemones and coral belong to? |
Cnidaria. |
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What phylum do sand dollars belong to? |
Echinoidea. |
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An arthropod is an _____ animal with an _____ made of _____; a series of paired, _____ _____, and _____ body parts. |
Invertebrate, exoskeleton, chitin, jointed appendages, segmented. |
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What arthropod is now extinct? |
Trilobites. |
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What arthropods contain lobsters, and king crabs? |
Crustaceans. |
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What arthropod contains scorpions, spiders, and ticks? |
Chelicerates. |
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What arthropod contains 80% of all known animal species? |
Insects. |
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What arthropod contains centipedes, and millipedes? |
Myriapods. |
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What is the process called when an arthropod sheds it's skin? |
Molting. |
