Levels of Organization
a group of individuals that are genetically related and can breed to produce fertile young.
Species/Organism
all living things in an ecosystem
biotic
Droughts are examples of ____-____ environmental changes.
short-term
Runoff with excess fertilizer can cause ______ ______ in rivers, lakes and oceans.
Algal Blooms
the study of the interactions among organisms and their environments.
Ecology
a group of organisms belonging to the same species that live in the same area and interact with one another.
Population
all non-living things in an ecosystem
Abiotic
The peppered-moths in England is an example of ____-____ environmental changes.
short-term
Commercial fishing is causing fish populations to drastically decline. This is called ____
overfishing (overharvesting)
the place where an organism obtains the types of food, shelter, moisture and temperature that it needs
made of all the biotic and abiotic factors in an area
Ecosystem
What abiotic factor do plants need for photosynthesis?
sunlight
The process of clear cutting entire forests for crops or settlement is called _________
Deforestation
What man-made object can be added to coastlines to prevent erosion of beaches?
the unique way that the organism survives within its environment
niche
all of the populations of different species that live in the same area and interact with one another. (composed of all of the biotic factors of an area)
Community
What biotic factor caused the rivers in Yellowstone to change?
wolves
An environmental change that requires an animal to adapt physically due to increased climate temperatures and rising sea temperatures
Global Warming
Algal blooms can cause ____ ____ where organisms can't live.
Dead Zones
Anything that can limit the size of a population, including living and nonliving features of an ecosystem
Hint: 2 words
Limiting Factor
List the levels of organization from smallest to largest
Hint: there are 10 levels
cell, tissue, organ, organ system, organism, population, community, ecosystem, biomes, biosphere
What abiotic factor caused the Island of Borneo's food web to collapse?
DDT (Pesticide)
Biodiversity
Dead Zones in the ocean has major impacts on what human activity?
Commercial Fishing
The largest number of individuals of a particular species that an ecosystem can support over time
Hint: 2 words
Carrying Capacity