Ecology Flashcards
What is ecology
The study of an organism and their habitat
Biosphere
The parts of earth inhibited by life
Ecosystem
Organisms interactions with their environment
Community
All organisms in an ecosystem
Population
All the same organisms in an area
Habitat
Place an organism lives
Food chain
Shows the transfer of energy from one organism to the next
Tropic level
Feeding position in a food chain
Niche
The role an organism plays
Pyramid of numbers
Shows the number of organism at each trophies level
Inverted pyramid of numbers
Doesn’t take into account the size of an organism
Abiotic factor
Non living factor affecting organisms
Biotic factors
Living factors affecting organisms
Edaphic factor
Factors relating to soil
Competition
Struggle for a scarce resource