True
False
Oxygen ,carbon dioxide
Carbon dioxide, oxygen
Oxigen, nitrogen
Option 4
Chlorophyll
Photosynthesis
Respirations
Option 4
Cell
Species
Organ
Option 4
14 to 15
11 to10
18 to 21
Option 4
True
False
Oxygen
Nitrogen
Carbon dioxide
Option 4
True
False
Reproductions
Excretion
None of this
Option 4
Reproduction
Excretion
Dies
Option 4
Harmful
Useful
Very Important
Option 4
True
False
Multicellular
Unicellular
Cellular
Option 4
Oxygen
Nitrogen
Carbon dioxide
Option 4
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