Flashcards
ECOSYSTEM LECTURE 2
Flashcards do conjunto (6)
- 1Define ECOSYSTEMThe organisms and surround abiotic environment that interact with one another at a particular time and location
- 2Define bioticLiving components of the environment
- 3What is a biomeMajor regional complex of similar communities. It's usually characterized by climate and geology
- 4What are the types of ecological goods and services and an example?Provisional -water for drinking, fish for eating
Regulation - Oceans regulate weather
Cultural - Deep bonds between indigenous people and the lands - 5How can people alter ecological goods and services?-Land use change
- Disruption of nitrogen, carbon or phosphorus cycles
- Disruption of water cycle and groundwater recharge
- Invasion by non endemic species
-Climate change - 6How have humans used ecosystem goods and services?For extracting water for many uses (industrial, agricultural), for irrigating, for fishing (25% of commercially exploited fish are over harvested)