U1:Ecosystems
This type of organism makes its own food.
producer
Bacteria help mainly in this cycle.
Nitrogen Cycle
A biome is an area with the same _______.
Climate and organisms
Carrying capacity is the max number an area can _______.
support or sustain
Stage 2 of the DTM has high births and _______.
falling death rate OR high death rate
Falling deaths
These organisms break down dead things.
Decomposers
Burning fossil fuels adds more of this gas to the air.
CO2
Rainforests have this amount of rainfall.
High rainfall
A J-curve shows this type of growth.
Fast/exponential growth
A narrow-based pyramid shows a population that is _______.
Shrinking
Rainfall is this type of factor.
Abiotic
This term means variety of life.
Biodiversity
Deserts are usually described as
Very dry
Not enough food and water are examples of _______.
Limiting factors
Fertility rate = average number of ______ per woman.
Children
The sun provides ecosystems with this.
Energy
A species that many others depend on is called a _______.
Keystone species
Latitude means distance from this.
Immigration means _______.
Moving in
Improved medical care mainly affects this rate.
Improved medical care mainly affects this rate.
A food web shows how this moves.
Energy
Kudzu is an example of this type of species.
Invasive Species
A climatograph shows these two things.
Temperature & rainfall
The method of catching, marking, and releasing animals.
Mark–recapture
Sustainability means using resources so _______.
Future generations also have enough