Neco 2020 Agricultural Science Question 1

Practice essay / theory question 1 from the 2020 Neco Agricultural Science examination. This question covers Agricultural Ecology .

Neco 2020 Agricultural Science Essay / Theory

Topic: Agricultural Ecology

Question 1 NECO • 2020 • AGRICULTURAL_SCIENCE • essay

A farmer wishes to understand the ecological basis of his farm and how to improve its sustainability.

( a )

Define an agricultural ecosystem and list its three main biotic components.

( b )

Explain two ways in which monoculture can negatively affect (i) soil fertility and (ii) pest incidence on the farm.

( c )

Suggest three management practices that can enhance biodiversity on the farm and give a brief justification for each.

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This is Neco 2020 Agricultural Science Question 1. It is one of the essay questions from the 2020 Neco Agricultural Science examination.

The question covers Agricultural Ecology .

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