Waec Model Questions Vol1 2025 Agricultural Science Question 1

Practice practical question 1 from the 2025 Waec Model Questions Vol1 Agricultural Science examination. This question covers Agricultural Ecology .

Waec Model Questions Vol1 2025 Agricultural Science Practical
Topic: Agricultural Ecology
Question 1 WAEC_MODEL_QUESTIONS_VOL1 • 2025 • AGRICULTURAL_SCIENCE • practical

A farmer conducts an experiment to assess the effects of different fertilizers on the growth of maize plants. He sets up three plots of land, each measuring 10 meters by 5 meters. He applies three different types of fertilizers (A, B, and C) to each plot. After four weeks, he measures the height of the maize plants in each plot. The heights recorded are as follows: Plot A: 150 cm, Plot B: 120 cm, Plot C: 130 cm. Using this data, answer the following questions.

Question Parts

( a )
Calculate the average height of the maize plants in the three plots.
( b )
If the farmer decides to increase the height of the maize plants by applying an additional 10% of fertilizer A to Plot A, what will be the new height of the maize plants in Plot A?
( c )
Discuss two possible environmental impacts of using chemical fertilizers in agriculture.

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About This Question

This is Waec Model Questions Vol1 2025 Agricultural Science Question 1. It is one of the practical questions from the 2025 Waec Model Questions Vol1 Agricultural Science examination.

The question covers Agricultural Ecology .

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