Ecosystems

35 terms by RantinRaven 

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- One celled organism
- Examples: plant or animal cell, bacteria, euglena

Unicellular

- Multi-celled organism
- Examples: human, plant, fungi

Multicellular

- Organism with no nucleus or lacking a nucleus
- Example: Bacterial cell

Prokaryote or Prokaryotic

- Organism with a nucleus
- Examples: human, fungi, plants

Eukaryote or Eukayotic

- An organism that makes its own food
- Example: plants

Autotroph or Autotrophic

-Part of planet earth's outer shell
- including air, land, and water— within which biotic (life) processes occur

Biosphere

- All the living and nonliving things that interact in an area
- Example: Owls, prairie dogs bison, grass, dirt, climate

Ecosystem

- Living or once was living part of an ecosystem
- Examples: Organisms, leafs

Biotic Factors

- Nonliving part of an ecosystem
- Examples: water, air, sunlight

Abiotic Factors

- A living thing
Examples: human, sunflower, puffball mushroom

Organism

- A group of similar organisms whose members can produce other (fertile) offspring
- Examples: Golden Retrievers, tuna, oak trees

Species

- All the members of one species in a particular area
- Examples: pack of wolves

Population

- All the different populations that live together in a area
- Example: Wolves, bison, elk, and rabbits

Community

- Place where an organism lives (home) and that provides the things the the organism needs
- Obtains food, water and shelter

Habitat

- An organism's particular role in an ecosystem or how it makes its living
Examples: teacher- teaches lion - carnivore vulture - scavenger

Niche

- Environmental factor that prevents a population from increasing
Examples: food, space, and weather conditions

Limiting Factors

- Number of individuals in a specific area
- Example: class room size of 32 students

Population Density

What occurs when:
- Organisms that enter the population or leave the population
- Leading factors: Birth or immigration; death or migration

Changes in population size

- An organism that cannot make its own food
- Examples: humans, fungi

Heterotroph or Heterotrophic

Another name for Predator-prey

Predation

- An adaptation that makes it a better predator
- Examples: Sharks powerful jaws, owls ability to hunt at night

Adaptations (Predator)

- An adaptation that makes it harder to be a prey
Examples: Mimicry, camouflage, protective coverings

Adaptations (Prey)

- Mutualism, Commensalism, Parasitism

3 symbiotic relationships

Example of Symbiosis (symbiotic relationship) involving a Tapeworm and Human

Parasitism

Example of Symbiosis (symbiotic relationship) involving Spanish Moss (flowering epiphyte) growing harmlessly on an Oak tree

Commensalism

Example of Symbiosis (symbiotic relationship) involving a Redbilled Oxypecker eating bugs off the back of a Rhinoceros

Mutualism

Example of Symbiosis (symbiotic relationship) involving a mutualistic relationship between fungus and Algae. Importantant in breaking down rock into soil

Lichen

An autotroph that can make its own food
Examples: Plants/Trees/Algae

Producer

Type of Heterotroph that can't make its own food

Consumer

Consumer that eats only plants

Herbivore

Consumer that eats only animals

Carnivore

Consumer that eats both plants and animals

Omnivore

Carnivore that feeds on dead organisms

Scavenger

Organisms that break down wastes and dead organisms

Decomposer

Three major organisms that break down wastes and dead organisms

Fungi, Bacteria, Earthworms

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