Study the experimental setups illustrated by diagrams I and II below and use them to answer questions (a) - (e)

(a) State the major differences between the experimental set-ups illustrated by diagrams I and Il.

(b) State the aim of the experiment being demonstrated as illustrated in diagrams I and Il.

(c)(i) What will happen to the lime water at the end of the experiment illustrated by diagrams I and II
(ii) Give reason(s) for your answer in (c)(i).

(d) What conclusion could be derived from the experiment?

(e) Explain three ways in which your conclusion in (d) is important to the soil.

The diagram below represents the cross-section of citrus fruit. Study it carefully and use it to answer the following questions.


(a) ldentify the fruit

(b) What type of fruit is it?

(c) Name the parts labelled A to D.

(d) State three varieties/cultivars of the citrus.

(e) State;
(i) The method of propagation
(ii) Maturation period of the citrus.

(f) List (i) two diseases and
(ii) two pests of the citrus.

Study the methods of restraining animals labelled I -IV as illustrated by the diagrams below and use them to answer questions (a) - (d)

(a) Describe briefly the effect of each type of restraining method on farm animals.

(b)(i) State when each of the restraining methods is required in animals.
(ii) Give one reason why an animal restrained using method ll will take instruction from the herdsmen.
(iii) Which of the restraining methods is most suitable for drenching an animal.

(c) State three reasons why it is necessary to restrain farm animals.

(d) If an animal is to be given 50ml streptomycin for curative treatment per week, how many weeks will it take the animal to complete a 250ml dose of streptomycin?

Study the farm tools illustrated by diagrams I -VI below and use them to answer Questions 1(a) - (c).

(a) Name the tools illustrated by diagram I -VI

(b) State one use of each of the tools illustrated by diagrams I -VI.

(c) State one method of maintenance for each of the tools illustrated by diagrams I -VI.

The diagram below illustrates the process of compost making. Use it to answer questions (a) to (d)

(a) Name the end-product obtained.

(b) State five advantages of the end-product mentioned in (a)

(c) A vertical section was made through a piece of virgin land.
(i) By means of a labeled diagram, illustrate what would be observed from the vertical section.
(ii) What is the name given to the diagram made in (c)(i)?

(d) During a trip to the school farm, it was observed that maize plants were stunted and the leaves were yellowish in colour.
(i) What mineral deficiency is responsible for these changes? 
(ii) How can the deficiency symptoms be corrected?