___________ is the process by which dead matter is broken down into simpler substances by detritivores.

In ______________, plants use sunlight and carbon dioxide to make glucose and oxygen

Which of the following will DECREASE the amount of carbon dioxide in the atmosphere?

Gases that insulate the atmosphere and keep heat inside are known as

When the carbon dioxide content of the ocean increases, the pH of the ocean....

Ammonia

Nitrite

Nitrate

Legumes provide starches for nitrogen fixing bacteria and nitrogen fixing bacteria add nitrogen to the soil for legumes to use. This relationship is best described as...

Eutrophication occurs when a body of water has too many nutrients leading to an increased population of....

Decomposers convert nitrogen into ammonium ions through the process of...

Which type of organisms are responsible for turning nitrogen gas into a form useable by other organisms?

Excess fertilizers might enter into an aquatic ecosystem through...

Aside from bacteria, another way that nitrogen gas can become "fixed" is through

__________ is the most abundant element in Earth's atmosphere

_____________ is often the limiting factor in terrestrial ecosystems.

_______________ brings ocean sediments up to the surface