Question | Answer |
What is an Animal? | Consumes food, multicellular, moves, heterotroph |
What is the difference between an herbivore and carnivore? | Herbivore-- eats plants; carnivore-- eats meat |
asymmetry | organism has no line of symmetry (coral) |
radial symmetry | organism has many lines of symmetry (annenomie) |
Bilateral symmetry | organism has one line of symmetry (butterfly) |
What is the difference between a vertebrate and an invertebrate? | vertebrate-- has a vertebrae; invertebrate-- has no vertebrae |
Characteristics of a sponge | feed by straining organisms from the water, reproduce both asexually and sexually |
Characteristics of a cnidarian | Carnivores that use their stinging cells to capture their prey and defend themselves |
what are the 2 forms of a cnidarian | Polyp and Medusa |
what are the three major groups of worms | flatworms (ex. tapeworms), roundworms (ex. ), segmented worms (ex. earth worm) |
major characteristics of mollusks | invertebrates with soft, unsegmented bodies that are often protected by hard outer shells, have a thin layer of tissue called a mantle, have gills, have a radula-- flexible ridge of teeth |
3 major groups of mollusks | gastropods (ex. snails), bivalves (ex. two shelled mollusks), cephalopods (ex.mollusks with tentacles (ex. Octopus)) |
Major characteristics of arhtropods | An invertebrate that has an external skeleton a segmented body,and jointed attachments called appendages |
5 major groups of Arthropods | crustaceans (ex. crawfish), arachnids (ex. spiders), centipedes, millipedes, and insects |
major characteristics of echinoderms | 5-part radial symmetry, endoskeleton, and internal fluid system called a water vascular system |
characteristics of a fish | etcothermic vertebrate that lives in the water and has fins, obtain oxygen though gills and has scales, has a circulatory system |