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1. What is collateral vascular bundle?
 
The   vascular bundle is formed when the  is in the  and the  is on the .
 
2. Where does the carbon that is used in photosynthesis come from?
 
The  used in the process of photosynthesis is obtained from the .
 
3. What is the common step in aerobic and anaerobic pathway?
 
In both the aerobic and anaerobic pathways,  is a common step.
 
4. Name the phenomenon by which carbohydrates are oxidized to release ethyl alcohol.
 
a.   respiration is the process by which carbohydrates are oxidised to alcohol.
 
b. Another name for anaerobic respiration is known as .