Neco 2022 Agricultural Science Question 3

Practice practical question 3 from the 2022 Neco Agricultural Science examination. This question covers Farm Tools .

Neco 2022 Agricultural Science Practical

Topic: Farm Tools

Question 3 NECO • 2022 • AGRICULTURAL_SCIENCE • practical

A student is investigating the effectiveness of two hand tools – a wooden hand hoe and a steel garden fork – for loosening soil in a vegetable garden.

Question Parts

( a )

Describe a suitable experimental procedure that will give reliable data on the time required to loosen a 5 m² plot with each tool. Include details of control of variables, number of repetitions and method of recording results.

( b )

The recorded times (in minutes) for the three trials are:

( ) Hand hoe: 12.5, 13.2, 11.8 Garden fork: 9.4, 10.1, 9.7 Calculate the mean time for each tool.

( ) Determine the percentage reduction in mean time when using the garden fork compared with the hand hoe.

( c )

Identify two possible sources of error in the experiment and suggest one method to minimise each.

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About This Question

This is Neco 2022 Agricultural Science Question 3. It is one of the practical questions from the 2022 Neco Agricultural Science examination.

The question covers Farm Tools .

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