Waec Model Questions Vol1 2023 Agricultural Science Question 6

Practice essay / theory question 6 from the 2023 Waec Model Questions Vol1 Agricultural Science examination. This question covers Animal Production .

Waec Model Questions Vol1 2023 Agricultural Science Essay / Theory
Topic: Animal Production
Question 6 WAEC_MODEL_QUESTIONS_VOL1 • 2023 • AGRICULTURAL_SCIENCE • essay

A smallholder keeps a milking herd of 8 Friesian cows. Each cow produces on average 12 L of milk per day. The farmer wishes to formulate a concentrate supplement that provides an additional 2 MJ of metabolizable energy (ME) per cow per day. The concentrate is to be prepared from maize grain (ME = 13 MJ kg⁻¹, CP = 9 %) and soybean meal (ME = 12 MJ kg⁻¹, CP = 44 %). The supplement must contain at least 20 % crude protein (CP). The cost of maize is ₦30 kg⁻¹ and soybean meal is ₦80 kg⁻¹.

Question Parts

( a )
Determine the proportion (by weight) of maize and soybean meal in the supplement that satisfies both the energy and the minimum protein requirements. Show all calculations.

Detailed Solution & Marking Scheme

Get the step-by-step solution, key points required by examiners and detailed marking guidance through the Edcrib AI Tutor.

Reveal Answer

About This Question

This is Waec Model Questions Vol1 2023 Agricultural Science Question 6. It is one of the essay questions from the 2023 Waec Model Questions Vol1 Agricultural Science examination.

The question covers Animal Production .

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows
Chat with Support