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SS1: AGRICULTURAL SCIENCE - 2ND TERM

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  1. Agro-Allied Industries and Relationship between Agriculture and Industry | Week 1
    2 Topics
    |
    1 Quiz
  2. Environmental Factors Affecting Agricultural Production | Week 2
    5 Topics
    |
    1 Quiz
  3. Rock Formation | Week 3
    6 Topics
    |
    1 Quiz
  4. Soil Formation and Profile Development | Week 4
    3 Topics
    |
    1 Quiz
  5. Types, Composition and Properties of Soil | Week 5
    10 Topics
    |
    1 Quiz
  6. Simple Farm Tools: Uses and Maintenance | Week 6
    2 Topics
    |
    1 Quiz
  7. Farm Machines and Implements | Week 7
    6 Topics
    |
    1 Quiz



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Topic Content:

  • Biotic Factors Affecting Agricultural Production
    • Soil Organisms, Pests, Weeds, Diseases, Parasites, Predators, Human Activities

Biotic factors in an agricultural ecosystem refer to the living organisms that influence the ecosystem dynamics and processes. These organisms can directly or indirectly impact agricultural productivity and sustainability.

Biotic factors in an agricultural ecosystem include:

1. Soil Organisms:

These include earthworms, rodents, termites, fungi and bacteria.

Effects of Soil Organisms on Agricultural Production:

a. Soil organisms like fungi and bacteria can cause plant diseases.

b. Some help in the decomposition of plant materials to form humus.

 

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