Environmental Exam 1

The average temperature of earth is rising. 

• True
• False 
• I don't know

Combustion is another word for _______________.

• a train
• a bus
• a dog
• burning

The greenhouse effect traps ________________

• carbon
• gas
• heat
• Ms. Chomic in the classroom

What gas is increasing in large amounts due to human activities?

• BP
• carbon dioxide
• oxygen
• diesel

What is it called when carbon is always traveling from place to place and taking different forms in the process.

• fun
• The Obama Effect
• Chocolate Chip Cookie
• Carbon Cycle

Most greenhouse gases are given off by trees.

• true
• false

Oxygen is the main greenhouse gas.

• true 
• false
• maybe, kinda, sort of

Which one of these does not add CO2 to the atmosphere?

• cooking with gas
• planting trees
• burning wood
• riding in a bus

The chemical backbone of all life on Earth.

• carbon

• oxygen

• carbon dioxide

• H2O

What process does the purple arrow indicate?

• Respiration.

• Photosynthesis.

• Combustion.

• Decomposition.