Systems and Cycles

The process of plants losing water through their leaves is called ____.

• condensation
• evaporation
• transpiration
• exhaling

What is the only process that removes carbon from the atmosphere?

• combustion
• cellular respiration
• photosynthesis
• decomposition

These gases, such as carbon dioxide, trap heat in the Earth's atmosphere causing global warming

• Global warming gases
• Hot House gases
• Green House gases
• Thermal pollution

What converts nitrogen into a useable form for plants and animals?

• bacteria
• fungi
• rain

Carbon dioxide is added to the atmosphere by

• Burning fossil fuels 
• Cellular respiration
• Decomposing organic matter
• All answers are correct

The water cycle is driven by

• water

• wind

• the sun

• Earth's rotation

Plants and animals cannot use nitrogen directly from the air.

• True
• False

Nitrogen is essential for living organisms to make:

• Lipids
• Carbohydrates
• Proteins
• Fats

What part of the water cycle does this picture show?

• condensation
• precipitation
• evaporation

_{Snow, sleet, hail, and rain are all examples of  ________________.} 

• evaporation
• condensation
• accumulation
• precipitation