Question 4
The diagrams below illustrate types of toilets. Study them and answer questions 4 (a), 4(b) and 4 (c).

(a)
(i)Name the diagrams labelled A and B.
 A:
        B:                              [2 marks]
(ii) State three features of the toilet illustrated in diagram labelled A [3 marks]
(b)State two diseases that could be transmitted if the toilet illustrated in diagram A is unkept. [2 marks]
(c)State three advantages which toilet illustrated in the diagram labelled B has over thetoilet illustrated in diagram labelled A [3 marks]
  
Observation
Many candidates that lost marks in this question lost them to their inability to identify features of A and B properly before attempting the questions. Other candidates scored fairly good in the question.
The  expected answers are:
                                                            
(a)(i)Diagrams  Labelled A and B
    A - pit latrine
    B - water closet/ flush toilet                                                             
(ii) Features of the diagram labelled A
- presence of foot rest / squatting pan
 - presence of pit / hole dug in the ground
 - availability of container for water
 - availability of stair case
 - lid to cover the pit
 
(b) Diseases that could be transmitted if diagram A is unkempt
- cholera
 - typhoid
 - dysentery
 - yeast infection
 - bacteria infection / named
 
(c) Advantages of the illustrated diagram B over A
- does not harbour pest
 - more hygienic / odourless
 - more convenient
 - more comfortable / easier to use
 - easier to maintain