Ecology - Chapter 1
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All the interacting parts of a biological community and its environment.
An ecosystem that is capable of withstanding pressure and giving support to a variety of organisms.
The living parts of an ecosystem.
The non-living parts of an ecosystem.
The hard part of Earth's surface.
All the water found on Earth, including lakes, oceans, and ground water.
The layer of gases above Earth's surface.
The regions of Earth where living organisms exist.
A chemical that is essential to living things and is cycled through ecosystems.
A process in which nutrient levels in aquatic ecosystems increase, leading to an increase in the populations of primary producers.
A process that changes solar energy into chemical energy.
A category of organisms that is defined by how the organisms gain their energy.
The total mass of living organisms in a defined group or area.
A measure of the amount of energy or biomass transferred from one tropic level to the next higher trophic level.
A process in which an organism ingests materials, especially toxins, faster than it eliminates them.
A process in which the concentration of ingested toxins increases as it moves from one trophic level to the next.
- a process that releases energy from organic molecules in the presence of oxygen
- carbohydrates mostly
- essential to life
Glucose + oxygen -> carbon dioxide + water
A process that releases energy from organic molecules, especially carbohydrates, in the absence of oxygen.
An atmospheric gas that prevents heat from leaving the atmosphere, thus increasing the temperture of the atmosphere
The warming of Earth as a result of greenhouse gases, which trap some of the energy that would otherwise leave Earth.
Rain, snow, or fog that is unnaturally acidic (pH less that 5.6) due to gases in the atmosphere that react with water to form acids.
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