Cycles

Front

Limestone is a sedimentary rock formed from _____________.

Back

shells of ancient sea creatures.

Front

The hydrosphere is predominately made of _____________.

Back

liquid water.

Front

What is a carbon reservoir?

Back

Something that acts like a storage source for carbon.

Front

The rock, dust, soil, and minerals of the Earth's solid crust and outer mantle make up the _____________.

Back

Geosphere.

Front

Coal mined from the ground is considered _____________.

Back

abiotic.

Front

Define the term 'Biosphere'.

Back

The global sum of all ecosystems; the zone of life on Earth.

Front

What is the primary component of the Atmosphere?

Back

Gaseous air.

Front

What role do plants play in the carbon cycle?

Back

They act as carbon sinks by absorbing carbon dioxide during photosynthesis.

Front

Define 'Cryosphere'.

Back

The frozen water part of the Earth system, including glaciers and sea ice.

Front

What is the significance of the Geosphere in Earth's systems?

Back

It provides the solid foundation for life and influences climate and ecosystems.