In biological investigation the aim of an experiment is to:

1.  predict the problem
2.   confirm the result
3.  identify the problem
4.  test the hypothesis

(ii)       Which of the following three components are necessary for blood clotting?

1. Leukocytes, Thrombocytes and Fibrinogen
2. Thrombocytes, Prothrombin and fibrinogen
3.  Erythrocytes, leukocytes and fibrinogen
4. Erythrocytes, leukocytes and thrombocytes

(iii)      Which of the following characteristics of living things is the basic difference between plants and animals?

1.  Growth
2. Movement 
3.  Nutrition
4. Irritability

(iv)      A kidney is an example of:

1. A tissue 
2. A system
3. An organ
4. . An Organelle

(v)       Controls movement of substance in and out of a cell:

1.  Plasma membrane  
2. Vacuole
3.  Cell wall
4.  Cell nucleus

(vi)      The ability of the human body to resist infection by disease causing

1. vaccination
2. immunity
3. injection
4. sterilization

(vii)    If a living plant cell is placed in a concentrated sugar solution it will:

1. Lose water and become plasmolysed
2. Absorb water and become plasmolysed
3. Lose water and become turgid
4. Absorb water and become turgid

(viii)  In a microscope if the eye piece reads x10 and the objective lens reads x40, the total magnification is:

1. 400 times  
2. 10 times
3.  40 times 
4. 100 times

(ix)      Complete oxidation of sugar is called:

1.  Assimilation  
2.  Breathing
3. Aerobic respiration 
4.  Anaerobic respiration

(x)       Botany is the study of:

1. Animals 
2.  Cells
3. Bones 
4.  Plants