(i)       In Biology experiments are used to test:

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

(ii)      Which of the following is a risk behaviour?

1. Alcoholism
2.  Being patient
3.  Eating eggs daily
4. Shaking hands with HIV infected individuals
5. Sharing toilet facilities with HIV infected individuals

(iii)    Mr. Erick is able to donate blood to any other blood group.

Therefore Mr. Erick has blood.

1.  group A
2.   group B
3.  group AB 
4.  group O 
5.  antigens

(iv)    Green plants in a community are ecologically referred to as:

1.  consumers   
2.  decomposers
3.  ecosystem 
4. primary consumers 
5.  producers

(v)      The concept of good health implies ...... ... heath.

1.  physical, mental and family
2.  physical, mental and emotional
3.  physical, family and sexual
4.  physical, mental and sexual
5.  reproductive, social and family

(vi)    A food sample X turned blue-black when it was mixed with iodine solution. This concludes that sample X contained:

1. fats and oils   
2. non reducing sugar
3.  protein  
4.  reducing sugar
5.  starch

(vii)  The three parts responsible for the basic structure and function of any cell are:

1.  nucleus, cell membrane and cytoplasm
2.  nucleus, nucleolus and cytoplasm
3.  nucleus, cell membrane and cell wall
4. cell membrane, cell wall and cytoplasm
5.  cell vacuole, chloroplast and mitochondria

(viii)Three phyla of kingdom fungi are:

1. Ascomycota, Basidiomycota and Eumycota
2.  Ascomycota, Basidiomycota and Zygomycota
3. Ascomycota, Bryophyta and Eumycota
4.  Ascomycota, Bryophyta and Euglenophyta
5.  Ascomycota, Euglenophyta and Zygomycota

(ix)    Which of the following is expected to happen if blood supply to the brain is reduced?

1.  Fainting 
2. Nausea
3. Shivering 
4. Shock  
5.  Vomiting

(x)      An unexpected event resulting from carelessness, unawareness and