Contents

The process in which CO2 and water combine and form glucose (food) and Oxygen is…..
a) respiration                       
b) photosynthesis
c) decomposition                
d) gaseous exchange

b

Food molecules are broken down in the presence of…..
a) Hydrogen                        
b) Nitrogen
c) Chlorine                           
d) Oxygen

d

Food molecules are broken down in the presence of Oxygen to form……
a) CO2 and water                               
b) nitrates
c) water only                        
d) both b and c

a

The process in which food molecules are broken down into CO2 and water in the presence of Oxygen is called…….
a) respiration                
b) photosynthesis
c) decomposition           
d) gaseous exchange

a

Photosynthesis is the reverse of …….
a) gaseous exchange          
b) chemosynthesis
c) decomposition                
d) respiration

d

respiration is the reverse of …….
a) gaseous exchange          
b) chemosynthesis
c) decomposition                
d) Photosynthesis

d