2021

KEY TO ASSIGNMENT - University of Zambia-unza

Tertiary UNZA Medium

Description

This document is an answer key for a university assignment, likely for a nutrition or food science course such as BMS 3160 at the University of Zambia. The key addresses several fundamental topics in food science and human nutrition. It outlines the key physical and chemical differences between monosaccharides, disaccharides, and polysaccharides found in foods. It explains the degradation of vitamin C during cooking processes like boiling and blanching, detailing the biochemical role of vitamin C in collagen synthesis and its function in enhancing dietary iron absorption. The document also discusses intrinsic and extrinsic parameters for inhibiting microbial growth in food preservation, such as temperature, water activity, pH, and gaseous environment. Furthermore, it elaborates on the health benefits of consuming low Glycemic Index foods for preventing and managing conditions like type 2 diabetes, and explores the driving forces behind the development of functional food products like a super smoothie, highlighting the inclusion of bioactive compounds and phytochemicals. This resource serves as a concise revision guide for tertiary-level students, consolidating key principles essential for understanding food composition, processing, and nutritional impact. Use this key to check your understanding of core concepts.

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Exam Details

Exam Board
UNZA
Exam Type
past paper
Difficulty
Medium
Year
2021
Uploaded
Jan 31, 2026