Environmental Systems S1 Final Review 2020

Plants are the main producers of --

• Carbon dioxide and water

• Oxygen and glucose

• Oxygen and methane

• Methane and carbon dioxide

The ozone layer is found in the

• troposphere

• methanosphere

• stratosphere

• thermosphere

The constant movement of air at a large scale in the atmosphere gives rise to

• conduction

• radiation

• weather

• volcanic eruptions

The most dense atmospheric layer found on Earth is -

• Mesosphere

• Ionosphere

• Troposphere

• Thermosphere

The two factors that decrease as altitude increases in the troposphere are -

• Temperature and radiation

• Temperature and pressure

• Temperature and ions

• Temperature and heat

Which of the following is not considered a method to transfer heat?

• Conduction

• Convection

• Radiation

• Transpiration

The greenhouse effect on Earth allows for heat to be trapped. Without greenhouse gases Earth would be

• Too hot for life to exist.

• Too cold for life to exist.

The energy that allows for life to exist on Earth mostly comes from the-

• Sun

• Moon

• Oceans

• Volcanoes

Which of the following can be considered a community in an ecosystem?

• Rocks, air, sun, rabbits

• Rabbits, sun, plants, rocks

• Rabbits, mice, deer, plants

• Rabbits, water, air

Which of the following organisms are responsible for converting atmospheric nitrogen into a compound that plants can use?

• Animals such as cows.

• Bacteria

• Protists

• Fungi