Waec Model Questions Vol1 2024 Agricultural Science Question 2

Practice essay / theory question 2 from the 2024 Waec Model Questions Vol1 Agricultural Science examination. This question covers Soil moisture, Field capacity, Experimental methods .

Waec Model Questions Vol1 2024 Agricultural Science Essay / Theory
Topics: Soil moisture Field capacity Experimental methods
Question 2 WAEC_MODEL_QUESTIONS_VOL1 • 2024 • AGRICULTURAL_SCIENCE • essay
Waec Model Questions Vol1 2024 Agricultural Science Question 2 diagram

A soil moisture determination experiment is set up as described in the illustration.

Question Parts

( a )
Identify the purpose of each component shown in the setup (soil column, funnel, graduated cylinder, filter paper).
( b )
After saturating the soil column, 250 mL of water is added. When drainage stops, 180 mL of water has been collected in the graduated cylinder. The soil column volume is 500 cm³. Calculate the field capacity of the soil as a percentage by volume.
( c )
Discuss two possible sources of error in this method and suggest one way to minimise each error.

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About This Question

This is Waec Model Questions Vol1 2024 Agricultural Science Question 2. It is one of the essay questions from the 2024 Waec Model Questions Vol1 Agricultural Science examination.

The question covers Soil moisture, Field capacity, Experimental methods .

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