Science Chapter 9 Test Review
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Created by:
captaint10 on November 11, 2011
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62 terms
Terms | Definitions |
|---|---|
 Cells, Tissues, Organs, System | What are the four levels of organization? |
| Sexual Reproduction | Process by which a new organism develops from the joining of a egg and a sperm cell which will have genes from both parents |
| Body Structure, Way animal develops, Its DNA | What are three ways an animal is classified? |
| DNA | Chemical in cells that controls an organisms inherted characteristics. |
| Vertebrates | 3% of animals have a backbone and are called ______. |
| Invertebrates | 97% of animals do not have a backbone and are called ________. |
| obtaining food/oxygen, stable conditions, movement, reproduction | List four major functions of animals |
| organ | A group of several different tissues are called |
| phyla | Biologists classify animals into major groups called |
| fertilization | the joining of an egg and sperm |
| cell | The basic unit of structure and function in living things |
| adaptations | Structures or behaviors that allow animals to perform the basic functions in their environment is called |
| asexual reproduction | The process by which a single organism produces a new organism identical to itself |
| radial | Type of symmetry of a sea urchin and sea star |
| no symmetry | Type of symmetry of a sponge |
| bilateral | Type of symmetry of a beaver, ant and frog |
| bilateral | Type of symmetry where an organism has a head and tail |
| radial | All animals with ___________ symmetry live in water. |
| radial | Animals with many lines of symmetry have ______ symmetry because body parts are arranged in a circle. |
| bilateral | Animals with one line of symmetry have _________ symmetry |
| carries sperm and eggs and oxygen | What are three functions of water to sponges? |
| spikes | Sponges have _____________ for defense. |
| sexual and asexually by budding | What are two ways sponges reproduce? |
| medusa | Body form of a jelly fish is a |
| polyp | Body form of a sea anemone is called a |
| sexually and asexually by budding | Cnidarians reproduce |
| coral reefs | These are formed by polyp cnidarians secreting a hard skeleton that builds up over years allowing other cnidarians to attach themselves and continue building up the hard structure. |
| flatworms | Type of worms that have a digestive cavity with a feeding tube |
| roundworms | What type of worms have cylindrical bodies? |
| earthworms, leeches and sea floor worms | Name the 3 examples of segmented worms |
| segmented worms | A type of worm made of many linked sections called segments |
| segmented worms | What type of worm has a closed circulatory system? |
| segmented worms | What type of worm needs an environment that's moist or damp? |
| segmented, flatworms,and roundworms | What are the 3 major types of worms? |
| collar cells | What cells in the sponge filter food from water? |
| jelly like cells | What type of sponge cells digest food? |
| Asexual (budding) | What is the process when sponges grow from the sides of an adult sponge or break free? |
| larva | What is an immature form of an animal that look different from the adult? |
| cnidarians | What has stinging cells and take food into central body cavity? |
| polyp | What has a vase shaped body and and attach to sea water surfaces? ex. sea anemone |
| medusa | What has a bowl shaped body,and mouth opens downward and tentacles are downward? |
| nerve cells | What is movement of a cnidarian directed by? |
| vertebrates and invertebrates | What is the coral reef home to? (made by cnidarians) |
| jellyfish, sea anemone, corals | What are three examples of cnidarians? |
| cnidarians | These animals have stinging cells on tentacles that shoot out barbs which sticks to a prey. They use their tentacles to pull the prey into its mouth to digest it in the digestive cavity. |
| sexual and asexual by regeneration | Types of reproduction of worms... |
| worm | Simplest animal with a brain... |
| tapeworms and flukes | Two flatworms that are parasitic |
| planarian | Flatworm that is free living |
| one opening | Planarians have how many openings in their digestive system? |
| segmented | Earthworms are what type of worms? |
| segmented | Which types of worms have a closed circulatory system? |
| scavenger | Organism that feeds on dead or decaying material. |
| anus | Opening through which wastes exit in a one way digestive system like round worms |
| parasite | Organism that gets its food from living in or on another organism |
| free-living | Organism that does not live in or on other organisms |
| host | Organism in or on which another organism lives and gets its food from |
| round worm | The most abundant animal on earth is the |
| mouth | Cnidarians expel their undigested food out of their ________. |
| colony | A group of many individual animals living together. |
| symmetry | The balanced arrangement of an animal's body is called _________. |
| Made of many cells and feed on other animals | What are two characteristics of all animals? |
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