Definitions Flashcards
Agnatha
JAWLESS FISH with an internal skeleton made of cartilage, lampreys and hagfish are examples
Amphibians
Chordates that live both in and out of water.
Annelids
Phylum of the animal kingdom consisting of the segmented worms, such ads leeches and earthworms.
Arthropods
Animals with an exoskeleton and joined limbs, such as crabs and insects.
Aves
Animals with feathers covering their body, lay hard shelled eggs and are endothermic.
Cartilage
Flexible material from which the skeletons of Agnatha and Chondrichthyes are made.
Cells
The building blocks of all living things.
Chondrichthyes
Fish with proper jaws and teeth, skeleton made of cartilage and fins on the sides of their bodies as well as along their backs. Such as sharks and rays.
Class
The level under phylum in the classification of living things
Chordates
Animals with a nerve chord running down their backs, and a endoskeleton.
Classification
The process of putting things into groups
Cnidarians
Animals with radial symmetry, one body opening and stinging cells. Such as jellyfish,sea anemone and coral polyps.
Conifers
Plants that bear their seeds on cones and have male and female cones on the same tree, such as cypress, fir and hoop pine.
Cycads
Plants that bear their seeds in cones and have male and female cones on seperate plants
Decomposers
Organisms that get the energy they need from breaking down dead matter and waste products.
Dichotomies key
A key with two choices at the end of each stage
Division
The level below kingdom in the classification of plants
Echinoderm
Radially symmetrical animals. Examples, starfish, sea urchins and sea cucumbers.
Ectothermic
Animals with a body temperature that varies with the temperature of surroundings
Endoskeleton
A skeleton inside the body
Endothermic
Animals with a body temperature controlled internally
Exoskeleton
A skeleton on the outside of the body.
Family
The level in the classification system below order and above genus
Ferns
Plants that reproduce using spores and have a vascular system for transporting food and water throughout the plant.
Flowering plants
Plants that produce seeds fully protected inside an ovary.
Fungi
One of the five kingdoms of living things , multicellular or unicellular organisms with a cell wall as the outer covering and a distinct nucleus.
Genus
The level in the classification system bellow family and above species.
Ginkgo
Trees with seperate male and female plants.pollen is produced in cones. The female tree produces fleshy coated seeds.
Invertebrates
Animals without backbones
Kingdom
The first level of classification
Liverworts
Plants with no vascular tissue which reproduce using spores
Macroscopic
Able to be seen without the help of a microscope
Mammals
A class that includes all the animals that have a body covering of hair and feed their babies on milk produced by the mother.
Microscopic
Cannot be seen without the help of a microscope.
Molluscs
Phylum of animals that are bilaterally symmetrical, have well developed internal organs and have a muscular foot which they use to move along
Monera
One of the five kingdoms of living things;single celled organisms without a distinct nucleus
Mosses
Plants with no vascular tissue that reproduce using spores.
Multicellular
Made of many cells.
Nematodes
Phylum of the animal kingdom consisting of round worms
Order
The level in the classification system bellow class and above order.
Osteichthyes
The bony fish for example barramundi tuna, eels, sea horse and lungfish
Parasite
Organisms that live on or in another organism called a host., the hostage get noting in return and may be harmed
Pest species
An animal species that causes problems and is not wanted in an area.
Phylum
The second level of classification of living things, below kingdom and above class.
Plant
One of the five kingdoms of living things multicellular organisms with a cellulose cell wall as the outer layer and a distinct nucleus
Platyhelminthes
Phylum of the animal kingdom consisting of flatworms.
Poriferans
Phylum of the animal kingdom consisting of the sponges.
Reptiles
Animals with scales covering the body, ectotherms most of which lay leathery shelled eggs.
Seed producing plants
Plants that reproduced using seeds
Species
The last level of classification of living things
Taxonomy
The science of grouping and naming things
Taxononimist
A scientist who specialises in grouping and naming things.,
Unicellular
Made of only one cell
Vascular system
System of hollow tubes or vessels which transport water and nutrients around an organism
Vertebrates
Animals with backbones
Weed
A group name for any plant growing where it does not belong.
