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Health Science Paper 2, Nov/Dec. 2009  
Questions: 1 2 3 4 5 Main
General Comments
Strength
Weakness/Remedies







































Question 1
  1. (a)   (i)   What are vitamins

                    (ii)    Copy and complete the table below                                              [2 marks]

Name of Vitamin

One source of the vitamin

One disease resulting from deficiency of the vitamin

 

Vitamin A

Vitamin B1

Vitamin B12

Vitamin C

Vitamin D

 

 

 

 

__________________

 

 

 

__________________

__________________

 

                                                                                                                               [ 10 marks]

(b) State four ways by which rural-urban migration may be minimized [4 marks]

(c) State four ways in which water is important to the human body.        [4 marks]

 

_____________________________________________________________________________________________________

observation

 

This question was attempted by many candidates and their performance was fair.

        In part (a) (i) candidates could not say what is vitamin correctly, however, in part (a) (ii)  
        candidates mixed up sources of vitamin with the deficiency diseases.  In part (b) candidates
        stated ways by which rural-urban migration may be minimized.  In part (c) candidates also
        mixed up important of water to the human body with uses of water such as bathing and
        cooking.

         The expected answers were as follows:

  1. (i)  Vitamins

                      -     Vitamins are organic substances;
                      -     required in minute quantity for healthy growth of the body/proper functioning
                            of the body.

                (ii)   Complete Table.

                   


S/N

Name of Vitamin

One(1) Source of Vitamin

One(1) Disease

1

Vitamin A

Palm oil, carrots, cheese, milk, egg and margarine; fish; liver; spinach

Keratomalacia/night blindness/dry/flaky skin

2

Vitamin B1

Whole grains of cereals, beans, groundnuts, green vegetables, yeasts, meat and marmites; liver; tomatoes

Beriberi/paralysis

3

Vitamin B12

Milk, meat,egg,cheese, fish and liver

Anaemia

4

Vitamin C

Orange, lemon, guava, mango, papaw, tomatoes, and fresh green vegetable.

Scurvy

5

Vitamin D

Cheese, liver, butter, milk, fish and egg; fish, liveroil and sunlight

Osteomalacia/Ricket

  1.     Ways by which rural-urban migration may be minimized

-     provision of good roads
                    -     provision of schools/vocational trade centres
                    -     easy access to loan for agricultural activities
                    -     improvement in basic social amenities e.g. electricity/water hospital/market.
                    -     establishment of more income generating jobs in the rural areas/employment
                          opportunities
      -     availability of ready market for agricultural produce.   


                                                                                              
                               

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