Font size
WorksheetsUnit 3 Environmental Science
Total questions: 15
Worksheet time: 13mins
Carbon Dioxide is returned to the atmosphere mostly by
Respiration of Consumers
volcanic eruptions
photosynthesis
Solar flare fallout
Burning of fossil fuels has changed the atmosphere by (a) the concentration of (b) into the atmosphere.
The majority of earth's surface is covered by what?
land
salt water
fresh water
ice
Reorder the following processes in the water cycle
Evaporation
Condensation
Precipitation
Runoff/storage
Which of the following is NOT a way that carbon is transferred from animals to decomposers.
in scraps of food
as carbon dioxide when they breathe
when they die
when they release bodily waste
All of the following are ways that CO2 is returned to the atmosphere except which one?
Decomposition
photosynthesis
respiration
combustion
When deforestation happens in an area, (a) runoff water is created, and (b) water is returned to the atmosphere.
Which biogeochemical cycle is most affected by the burning of fossil fuels?
Nitrogen
phosphorus
water
carbon
If the sun suddenly stopped giving off heat, the water cycle would...
not work
not be affected
slow down but still work
work in the opposite direction
Which number shows evaporation?
1
2
3
4
Which number shows condensation?
1
2
3
4
The process of photosynthesis is essential in the oxygen/carbon dioxide cycle. Photosynthesis removes (a) from the atmosphere and produces and releases (b) into the atmosphere.
Label the following Carbon cycle.
Click on the main process that removes CO2 from the atmosphere through a biotic factor.
