(a)  State two roles each of the following compounds in respiration:
(i)   glucose;
(ii)  oxygen.                                              
(b) List two types of cellular respiration                                 
(c) Name the structures of gaseous exchange in the following organisms:

 

S/N	ORGANISM	STRUCTURE OF GASEOUS EXCHANGE
1	Ameoba
2	Tilapia
3	Adult Toad
4	Grasshopper

 

(d) Make a diagram, 6 cm to 8 cm long of an open stoma in a leaf and label fully.