1The S.I unit for measuring the work done by a force is
2The chemical formula of a compound describes the
3Which of the following life processes is represented by the equation glucose + oxygen → carbon dioxide + water + energy?
4Each layer of soil profile is known as
5When the p - n junction of a transistor is reversed biased
6When a solid-liquid mixture is filtered, the liquid that separates out into the container is called
7Which of the following processes involves the solid state of matter?
8Which of the following farming systems is most effective in maintaining soil fertility?
9The disease in humans which is associated with insufficient intake of calcium is
10The arrow in the circuit symbol of either n - p - n or p - n - p transistor is always on the
11Which of the following insect pests of crops has piercing and sucking mouthparts?
12A reflex action involves the
13The type of image formed in a plane mirror is always
14Which of the following statements about acids are correct ?
15A transistor is said to operate in an active region when
17One function of engine oil in the engine of a tractor is to
18Black pod is a disease of
19The efficiency of a machine is always less than 100% because part of the energy input is used to
20Which of the following electronic components are used to produce oscillator circuits?
21Which of the following sources of light is natural?
22Which of the following substances are carried by the blood?
23The practice of starting new organization in response to identified opportunities is termed
24The sub-atomic particle with zero charge in the nucleus of an atoms is called
25Which of the following management practices greatly helps in record keeping?
26In a pin-hole camera, when the size of the pin-hole is increased, the image formed is
27Non-reactive metals are preferred in making ornaments and jewellery because they
28Producers in an ecosystem are plants that
29The use of resistant varieties of crop in controlling diseases is described as
30The chemical formula for aluminium oxide is represented as Al x O y . The values of x and y are respectively
31In electrical circuits, the component that protects appliances against high currents is the
32One benefit of technology to industrialization is
33Which of the following factors contribute to early parenthood?
34Which of the following examples of fertilizers improves soil texture?
35The reaction between hydrochloric acid and sodium hydroxide produces
36In modern electrical wirings the colour code for the live wire is
37An example of soil minor nutrient is
38The complete development of a human foetus in the womb normally takes
39A material that allows a small amount of light energy to pass through it but cannot be seen through is referred to as
40The lead of the transistor responsible for activation is the
