Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)
Paper format. 04-Agric-A1 Applied Plant, Animal or Human Physiology, National Exams May 2018 — a three-hour closed-book examination; one of two approved calculator models (Casio or Sharp) is permitted. The rubric states that five (5) questions constitute a complete exam paper and that the first five questions appearing in the answer book are marked (worth 20 marks each, 100 marks total); all six (6) printed questions are worked here as a complete study resource.
Reference texts. M.K. Yousef (ed.), Stress Physiology in Livestock, Vol. I — Basic Principles, CRC Press (thermoregulation, thermoneutral zone, piloerection, endotherm/ectotherm physiology); K. Schmidt-Nielsen, Animal Physiology: Adaptation and Environment, 5th ed. (metabolic body-size scaling, Kleiber's law, thermoconformers, calorimetry); P. McDonald et al., Animal Nutrition, 7th ed. (gross/digestible/metabolizable/net energy, feed-energy partition, growth efficiency); R.L. Curtis, Environmental Management in Animal Agriculture, Iowa State University Press (thermoneutral zone, animal housing microclimate); D.M. Lewis & T.R. Morris, Poultry Lighting: the Theory and Practice (photoperiodism); ASABE Standards (American Society of Agricultural and Biological Engineers), Livestock Energetics and Thermal Environmental Management (design sensible heat production, calorimetry).