Carbon
Hydrologic
Nitrogen
The Spheres
Random
100

The scientific word for eating.

What is consumption?

100

Water leaves the atmosphere, mostly, through the process of evaporation. Is this statement true or false?

What is true?

100

How do animals return nitrogen to the soil?

What is the process of decomposition?

100

How many spheres are there?

What is four?

100

The four main biogeochemical cycles are?

What is hydrologic, carbon, nitrogen, and oxygen?

200

How does the human body return carbon to the atmosphere?

What is cellular respiration?

200

The process in which water falls down to Earth.

What is precipitation?

200

What molecules do plants produce using nitrogen?

What is chlorophyll?

200

All parts of Earth where life exists.

What is the Biosphere?

200

Any substance that cannot be broken down into simpler substances.

What is an element?

300

The breaking down of rocks, soils, and minerals through contact.

What is weathering? 

300

The process in which plants loose water through their leaves.

What is transpiration?

300

Lightning and bacteria are the only things involved with this process.

What is the Nitrogen Fixation?

300

Wind is part of what sphere?

What is atmosphere?

300

Any of the natural cycles that elements go through to be recycled.

What is a biogeochemical cycle?

400

The place where carbon is stored for an extended period of time.

What is a carbon sink?

400

Water movement within the soil.

What is percolation?

400

Nitrogen converted to ammonium or ammonia by bacteria.

What is ammonification?

400

A volcano is apart of what sphere?

What is the geosphere?

400

Unlike land animals, fish breathe hydrogen and not oxygen. Is this statement true or false?

What is false?

500

When a fire returns carbon to the soil, or a volcano sends carbon dioxide into the atmosphere.

What is natural combustion?

500

What percentage of Earth's water is fresh water?

What is 3%?

500

In which form is nitrogen taken up by non-legume plants?

What is ammonium and nitrates?

500

A thunderstorm is a connection between what two spheres?

What is atomosphere-hydrosphere?

500

More than 80% of the Earth's added heat is stored in the ocean. Is this statement true or false?

What is True?

M
e
n
u