Ecosystems
What is a food chain?
A sequence showing energy flow between organisms
What is biodiversity?
The variety of life in an ecosystem
What is the hydrological cycle?
The movement of water through Earth
What is climate?
Long-term weather pattern
What is renewable energy?
Energy that can be replenished
What is a niche?
The role and position of a species in its ecosystem
What are the 3 types of biodiversity?
Genetic species and habitat diversity
What is precipitation?
Water falling from clouds
What is the greenhouse effect?
Heat trapped by gases in the atmosphere
What is nonrenewable energy?
Energy from finite resources
What is primary productivity?
The rate at which plants produce biomass
What is an endangered species?
A species at risk of extinction
What is infiltration?
Water soaking into the ground
What is carbon dioxide?
A greenhouse gas from human activities
What is solar energy?
Energy from the sun
What is carrying capacity?
The maximum population an environment can sustain
What is a keystone species?
A species with a disproportionately large impact
What is groundwater?
Water stored underground
What is mitigation?
Reducing climate change causes
What is fossil fuel?
Coal oil and natural gas
What is succession?
The process of ecosystem change over time
What is the IUCN Red List?
A classification system for species risk levels
What is eutrophication?
Nutrient pollution causing algal blooms
What is adaptation?
Adjusting to climate change effects
What is energy efficiency?
Using less energy for the same output