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SHS Biology · Year 2

Biology in Agriculture practice questions

How biological concepts improve crop production (soil, sowing, fertiliser, irrigation, grafting) and animal husbandry.

21 questions in this topic: 7 recall, 7 applying skills and concepts, 5 strategic thinking and 2 extended thinking. Every one carries a written explanation.

Sample questions

3 of 21 questions in this topic. Sign up to answer them and see the explanations.

  1. Question 1Strategic thinking

    A crop farmer notices poor yields on waterlogged, compacted soil with low crop vigour. Applying biological concepts, which combination of practices would best address the problem?

    • aSoil preparation (ploughing/raking for aeration) plus appropriate irrigation and fertiliser application to restore soil quality
    • bGrafting the crop onto a different rootstock only
    • cPruning the crop's leaves only
    • dIgnoring the soil and planting more seeds
  2. Question 2Skills & concepts

    Sowing seeds by scattering them over the field rather than in straight rows is called

    • abroadcasting
    • bdrilling
    • cgrafting
    • dflushing
  3. Question 3Strategic thinking

    A poultry farmer wants to increase egg production and disease resistance in the flock over several generations. Which husbandry practice most directly achieves this?

    • aSelective breeding of birds with the desired traits
    • bDeworming only
    • cSupplementary feeding only
    • dPruning the coop

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