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Animal Kingdom
N/A
56
Biology
10th Grade
05/11/2009

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Term
Heterotrophic
Definition
obtain nutrients and energy by feeding on organic compounds from other organisms.
Term
Multicellular
Definition
composed of several or many cells.
Term
Invertebrates
Definition
animal that has no backbone.
Term
Eukaryotic
Definition
contain a nucleus
Term
Vertebrates
Definition
animal with a backbone
Term
Herbivore
Definition
eats plants.
Term
Carnivore
Definition
eats meet
Term
Omnivore
Definition
eats plants and meat.
Term
Detritivore
Definition
an organism that uses organic waste as a food source, as certain insects.
Term
Filter Feeder
Definition
aquatic animal that strains tiny floating plants and animals from the water around it
Term
Sessile
Definition
attached to a single spot
Term
Motile
Definition
Not attached to a single spot
Term
Bilateral Symmetry
Definition
body plan in which a single, imaginary line can divide the body into two equal halves
Term
Radial symmetry
Definition
characterized by body parts that repeat around the center of the body
Term
Cephalization
Definition
the concentration of nerve cells and sense organs at the anterior end of the body
Term
Cavity
Definition
fluid filled space that lies between digestive tract and body wall
Term
Ecology
Definition
scientific study of interactions among organisms and their environment, or surroundings.
Term
Species
Definition
group of organisms so similar to one another that they can breed and produce fertile offspring
Term
Population
Definition
groups of individuals that belong to the same species and live in the same area
Term
Community
Definition
assemblages of different populations that live together in a defined area
Term
Ecosystem
Definition
a collection of all the organisms that live in a particular place together with their nonliving or physical environment
Term
Biome
Definition
group of ecosystems that have the same climate and similar dominant communities.
Term
Autotroph
Definition
producers
Term
Heterotroph
Definition
consumers
Term
Consumer
Definition
an organism, usually an animal, that feeds on plants or other animals
Term
Producer
Definition
Term
Food chain
Definition
series of steps in which organisms transfer energy by eating and being eaten
Term
Food Web
Definition
when the feeding relationships among the various organisms is an ecosystem form a network of complex interactions
Term
Habitat
Definition
the area where an organism lives
Term
Abiotic
Definition
nonliving factors (temperature, precipitation, sunlight, etc)
Term
Biotic
Definition
living cast of characters with which an organism might interact with
Term
Niche
Definition
full range of physical and biological conditions in which an organism lives and the way in which the organism uses those conditions
Term
Predation
Definition
an organism captures and feeds on another organism
Term
Symbiosis
Definition
a relationship in which two organisms live closely together
3 classes of symbiosis:
mutalism, commensalism, parasitism
Term
Mutualism
Definition
both species benefit from the relationship
Term
Commensalism
Definition
one member of the association benefits and the other is neither helped nor harmed
Term
Parisitism
Definition
one organism lives on or inside another organism and harms it
Term
Choanocyte
Definition
specialized cells that use flagella to move a steady current of water through the sponge
Term
osculum
Definition
a large hole at the top of the sponge
Term
Cnidocyte
Definition
stinging cell (located along tentacles)
Term
Nematocyst
Definition
poison-filled stinging structure with dart
Term
Polyp
Definition
cylindrical body with tentacles, mouth points upward, and sessile
Term
Medusa
Definition
Motile, bell-shaped body, mouth on bottom
Term
Statocyte
Definition
cells that determine direction of gravity
Term
Ocelli
Definition
eyespots to detect light
Term
What is an animal?
Definition
Heterotrophic, multicellular, and eukaryotic cells
Term
What does the biosphere contain?
Definition
contains combined portions of the planet in which all of life exists, including land, water, and air
Term
The levels of organization
Definition
Individuality, population, community, ecosystem, biome, and biosphere
Term
What 2 groups are animals divided into?
Definition
Invertebrates and vertebrates
Term
Respiration: What goes in and what goes out?
Definition
take in oxygen, give off carbon dioxide
Term
What 2 groups are animals divided into?
Definition
Invertebrates and vertebrates
Term
What is circulation?
Definition
Diffusion of material through cells
Term
What is excretion?
Definition
elimination of waste (especially ammonia)
Term
What is response?
Definition
nerve cell arrangement differs from animal to animal (Ex: receptors and bilateral symmetry)
Term
What is reproduction?
Definition
most reproduce sexually or asexually
Term
What is movement?
Definition
Some are sessile or motile
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