21st May 2020 nfeditor

GRADE 5 : PRE-VOCATIONAL STUDIES : WEEK 1

WEEK/TERM: THIRD TERM/WEEK 1

DATE: 27.04.2020

CLASS: GRADE 5

SUBJECT: PRE-VOCATIONAL STUDIES

TOPIC: NATURAL RESOURCES AND THEIR USES

REFERENCE:

BRIEF EXPLANATION: Mineral resources are the valuable things that are obtained directly from nature and then processed into finished goods for our use. Natural resource are also called raw materials.

Groups of natural resources –

Natural resources are divided into two groups: Agricultural resources and mineral resources.

  1. Agricultural resources: – These are natural resources obtained from farming activities.
  2. Mineral resource: – These are resources mined from the earth, examples: coal, gold, columbite etc. Some are extracted from the sea- examples: crude oil, chromium, sand, salt, copper etc.

Clay, limestone, tin etc. are gotten from land.

Some of the natural resources in Nigeria are the following:

  1. Iron ore
  2. Crude oil
  3. Gas
  4. Rocks
  5. Clay
  6. Limestone
  7. Cocoa
  8. Timber
  9. Wool
  10. Cotton
  11. Coal
  12. Gold
  13. Tin
  14. Salt
  15. Lead
  16. Phosphorus
  17. Hide and skin
  18. Rubber
  19. Coffee
  20. Cassava etc.

Agricultural resources and their uses:

Material                              uses       

  1. Cocoa                      beverages, cream
  2. Coffee                     beverages
  3. Wheat                    flour
  4. Cassava                  garri, cassava flour
  5. Timber                   planks, plywood, paper etc.
  6. Wool                       thread, cloth etc
  7. Raffia                      mats, baskets, hats etc
  8. Palm                       oil margarine, soap
  9. Rubber                   tyres, shoes, containers etc
  10. Jute                         ropes, canvas
  11. Cotton                    thread, cloth
  12. Hide and skin       leather

Some mineral resources and their uses:

Minerals                                     uses       

  1. Coal                                   road construction, heating, power generation.
  2. Iron ore                             production of steel, iron rods, nails etc
  3. Crude oil                           petrol, kerosene, wax, plastic, diesel, chemicals
  4. Gold                                   coins, ornament, jewelry etc
  5. Tin                                      alloy, coating of iron, containers.
  6. Lime stone                        cement, asbestos
  7. Phosphorus                      safety matches
  8. Natural gas                       for cooking, heating, burning etc.
  9. Salt                                     to season food, for food preservation.
  10. Lead                                   for making batteries and electronic cables
  11. zinc                                    roofing sheets

Exercises/ Assignment

  1. What are natural resources?
  2. List 7 agricultural resources and their uses in a tabular form.
  3. List 7 mineral resources and indicate their uses in a tabular form.
  4. Another name for natural resources is ____________
  5. ___________ is used in the production of asbestos.
  6. Name the raw materials needed in the production of each of the following finished products:

a.) Bournvita

b.) Sardine in tins

c.) A house

d.) A wooden desk

e) .Ground nut oil

f.) Palm oil

g.) Electrical cables

h.) Tissue paper