Earth and Life Science Remedial Exam

Earth is considered unique among planets because it has the proper conditions to support:

• Rings

• Atmosphere only

• Life

• Volcanoes

Which subsystem of the Earth includes rocks, soil, and mountains?

• Hydrosphere

• Atmosphere

• Lithosphere

• Biosphere

The gaseous envelope surrounding the Earth is called:

• Atmosphere

• Lithosphere

• Hydrosphere

• Biosphere

Which Earth subsystem contains all living organisms?

• Lithosphere

• Biosphere

• Hydrosphere

• Atmosphere

Which type of rock is formed from cooling and solidification of magma?

• Sedimentary

• Igneous

• Metamorphic

• Fossil

Rocks that are formed by compaction and cementation of sediments are:

• Igneous

• Metamorphic

• Sedimentary

• Magma

Rocks formed by intense heat and pressure are:

• Fossils

• Igneous

• Metamorphic

• Sedimentary

The solid inner part of the Earth is known as:

• Crust

• Mantle

• Inner core

• Outer core

The Earth’s external energy source is primarily:

• Volcanoes

• Sun

• Earth’s core

• Earth’s magnetic field

The internal heat of Earth is mainly due to:

• Sunlight

• Radioactive decay and residual heat

• Ocean currents

• Winds