b. List five parts of the alimentary canal of an earthworm.    [5 marks]
c. State six ways by which water could be polluted by agricultural.     [6 marks]
d. Describe briefly the life cycle of a housefly.    [5 marks]
e. Make a diagram, 6 cm – 8 cm long of the hypogeal germination in a mature maize seedling and label fully.    [8 marks]