THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATION COUNCIL

BIOLOGY FTNA 2013

i) In Biology experiments are used to test:

1. facts 
2. hypotheses
3.  laws
4. problems

(ii)The basic importance of all laboratory rules is to:

1. avoid dirt in the laboratory
2. prevent students from entering the laboratory
3. reduce accidents in the laboratory
4. reduce the use of chemicals in the laboratory

(iii)  A victim of electric shock can be saved from danger of death by giving one of the following First Aid:

1. pouring a lot of water over the victim
2. pulling the victim away by hands
3. removing the victim from the current by using a metallic object 
4.  turning off the source of electricity

(iv)Which of the following are communicable diseases?

1. Cancer, gonorrhoea and syphilis
2. Cholera, gonorrhoea and syphilis
3. Cholera, kwashiorkor and marasmus
4. Cholera, marasmus and rickets

(v) Which component of the blood is responsible for transporting oxygen?

1. Albumin 
2. Fibrinogen 
3. Haemoglobin
4. Thrombocyte

(vi)  The whole process of taking in food, digesting it to provide energy for living and material for growth is known as:

1.  catabolism 
2. metabolism
3. nutrition
4. respiration

(vii)  The ability of the human body to resist infection by disease- causi micro-organisms is known as:

1.  immunity 
2. innoculation
3. medication 
4.  vaccination

(viii)A group of interdependent organisms living in an environment is called:

A.community             

  B. ecology

  C. ecosystem    

 D. population

(ix)Which of the following mammalian blood vessels contains blood full of oxygen at low pressure?

1. Aorta
2. Pulmonary artery
3. Pulmonary vein
4. Vena cava

(x)A person who takes too much carbohydrates and lipids develops:

A.giantism 

B. kwashiorkor

C. marasmus 

D. obesity