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WorksheetsChemistry Final Assessment Review
Total questions: 12
Worksheet time: 7mins
Oxygen is released into the air by
The sun
Animals
Volcanoes
Plants
Which organism go through cellular respiration?
animals
plants
both animals and plants
none
Cellular respiration is the process by which animals take in _____ and release _____.
photosynthesis, air
carbon, oxygen
oxygen
oxygen, carbon dioxide
The purpose of cellular respiration is to
make water
make energy (ATP)
make glucose
make oxygen
TRUE or FALSE?
All of the carbon in existence is continually recycled in the carbon cycle.
True
False
Which of the following removes carbon from the atmosphere?
Combustion
Cellular respiration
Photosynthesis
Decomposition
What do the arrows indicate in a food web (or chain)?
What eats what
Where the energy is being transferred
How the animals are related
All the energy that organisms get from food originally comes from the __________________.
plants
sun
nutrients
vitamins
What is the Law of Conservation of mass?
Mass is created in a chemical reaction
Mass is created in a physical change
New chemicals formed from a chemical reaction have a larger overall mass than the original reactants
Mass is never created or destroyed
2Mg + O2 ---> 2MgO
