i)

Technology is the use of the environment to improve lives to meet the needs of society.

OR

Technology is the systematic application of scientific ideas/knowledge/discovery to improve lives to meet the needs of society.

OR

Technology is the application of scientific ideas/knowledge/discovery to produce goods and services.

ii)

Uses of technology in communication

1. Computers
2. Internet
3. Mobile phones/Telephones
4. Fax machine
5. Radio
6. Satellite
7. Television

i)

Agricultural chain is a series of stages that are connected in the production of agricultural goods/services.

ii)

Types of agricultural chain

1. Production
2. Processing
3. Supply
4. Value

(i)

Biotechnology is the application of biological processes for the benefit of mankind.

OR

Biotechnology is the use of living organisms/micro organisms to produce useful products.

(ii)

Products that are obtained from biotechnology

1. Antibiotic drugs/streptomycin/penicillin
2. Yoghurt/cheese/butter/bread/corn
3. Bear/wine/pito/palm wine/alcoholic beverages
4. Fermentation products such as drinks, foods and food supplements
5. Biogas