All of these vocabulary words are on quizlet. Study them with quizlet, flashcards, or any other method that works for you. I will be checking your progress on quizlet and assessing your understanding through quizzes in class.

Vocabulary 1.1:

Vocabulary words and descriptions:

Cells	A small self-contained unit of life that has a specialized function and organelles
Heredity	Organisms have the ability to pass genetic information on and produce the next generation
Homeostasis	Living organisms have the ability to maintain an internal environment even when the external environment changes
Growth/ Metamorphosis	Living organisms grow and change (internally and externally) over the course of a single lifetime
Metabolism	All living organisms need to obtain, convert, and use energy in order to continue living
Biotic	Alive or living organism
Abiotic	Non-living factor or material

Vocabulary 1.2:

Vocabulary words and descriptions:

Organism	A single living entity capable of surviving alone
Population	A group made up of individuals of the same species that interacts with each other in the same space
Community	Multiple groups of different species that interact in the same geographical area
Ecosystem	All the living (biotic) and non-living (abiotic) factors that interact in the same geographical area
Biome	A large geographical area that has similar abiotic factors, climate, and living organisms
Biosphere	All communities and ecosystems on the earth’s surface
Ecology	The study of the environment (both living and non-living parts)

Vocabulary 1.3

Vocabulary words and descriptions:

Group Behavior	Organisms in a population survive better when they interact and work together
Producer	An organism that creates its own food from an abiotic source
Primary consumer	An organism that consumes a producer for energy
Secondary consumer	An organism that consumes a primary consumer for energy
Decomposer	An organism that gets energy and nutrients by breaking down dead organisms
Trophic levels	The different types of organisms classified based on how they get their energy
Food web	A diagram showing energy flow between species in a community

Vocabulary 1.4:

Vocabulary words and descriptions:

Competition	Organisms or species rely on the same resources to survive
Symbiosis	Two species live together and interact in some way (either beneficial or detrimental)
Mutualism	Two species (or more) benefit in some way by living together in the environment
Commensalism	One species benefits while one species is no impacted when they live together
Parasitism	One species benefits while the other species suffers by living together long term
Keystone species	A central species to a community, without it multiple populations would suffer and die off.

Vocabulary 1.5:

Vocabulary words and descriptions:

Biodiversity	The amount of different species in an ecosystem
Resilience	How stable and resistant an ecosystem is to environmental change or human impact
Disturbance	An event, such as storm, fire, flood, drought, overgrazing or human activity, that changes a community and alters resource availability.
Succession	After a disturbance a biological community typically changes by natural processes
Keystone species	A central species to a community, without it multiple populations would suffer and die off.