Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
17 Cards in this Set
- Front
- Back
|
Biodiversity |
The total variety of life on earth including all genetic material. This is linked to the physical setting which they live |
|
|
Extinct |
Organisms which no longer live on earth |
|
|
Classification |
Organising objects into groups using one or more criteria |
|
|
Structural Scheme- Phenetic Classification |
Organisms grouped according to how much they look alike- similarities in shape and structure |
|
|
Phylogenetic Scheme- |
Evolutionary descent- derived traits |
|
|
Ecology |
is the study of relationships between organisms and the physical and biotic environment |
|
|
Levels of Complexity |
Biosphere Biome ecosystem community population Individual |
|
|
Ecosystem |
The physical environment and the community |
|
|
Biotic factors - Community |
Competitors Symbionts Predators Parasites Pathogens |
|
|
Abiotic Factors- physical |
atmosphere soil water wind speed/ direction current velocity |
|
|
Communities |
Naturally occurring group of organisms living together as an ecological entity; biological part of the ecosystem |
|
|
Animal classification - taxonomic |
Kingdom Phylum Class Order Family Genus Species |
|
|
Monera |
Unicellular Prokaryotic Cell Wall - bacteria |
|
|
Protista |
Mostly Unicellular Eukaryotic Plant and animal characteristics e.g. protozoa, algae |
|
|
Fungi |
Mostly Multicellular Eukaryotic Heterotraphic (absorbed through cell wall) Sessile Cell wall chitin |
|
|
Plant |
Multicellular Eukaryotic Autotrophic Sessile Cell walls Cellulose Moss, ferns. Gamete & spore stages- develop from an embryo and sperm |
|
|
Animal |
Heterotrophic Motile Specialised sense organs |
