Ecosystems Terms

Describes non-living factors in an ecosystem

• biotic
• abiotic
• ecotone
• eutrophic

Rain, snow, hail, fog etc with a pH of less than 5.6

• transpiration
• acid precipitation
• commensalism
• denitrification

An engineered ecosystem dedicated to crops and lifestock (agriculture); also called a 'farm'

• ecotone
• agroecosystem
• natural ecosystem
• lithosphere

The layer of gases surrounding Earth

• hydrosphere
• lithosphere
• biosphere
• atmosphere

Earth's solid outer layer

• lithosphere
• biosphere
• cryosphere
• hydrosphere

All of Earth's water in solid, liquid, or gas form

• hydrosphere
• cryosphere
• lithosphere
• watershed

the zone around Earth where life an exist

• ecozone
• ecotone
• biosphere
• sustainability

"Earth behaves like a living organism." This thought proposed by James Lovelock is called 

• the biosphere
• the Gaia hypothesis
• the holistic approach
• the food web

all the living organisms and their physical and chemical environment

• biosphere
• ecosystem
• biotic factors
• abiotic factors

describes living things, their remains, and features (such as nests) associated with their activities

• biome
• biosphere
• biotic
• ecosystem