Unit 3: Chapter 1 to 3 Revision Quiz

Which enzyme is responsible for breaking down proteins in the stomach?

• Amylase

• Lipase

• Pepsin

• Lactase

Which macronutrient begins its digestion in the mouth?

• Proteins

• Carbohydrates

• Fats

• Vitamins

What is the purpose of the Australian Dietary Guidelines?

• To promote physical activity

• To prevent chronic diseases and improve overall health

• To regulate food marketing

• To standardize food portion sizes

Why is it important to follow the Australian Dietary Guidelines?

• They provide specific recipes for daily meals

• They help individuals make informed food choices that contribute to overall health

• They ensure food safety and hygiene

• They align with international dietary standards

When were the Australian Dietary Guidelines last updated?

• 2003

• 2008

• 2013

• 2018

How does bile aid in the digestion of fats?

• It breaks down fats into fatty acids and glycerol

• It emulsifies fats, increasing their surface area for enzyme action

• It converts fats into glucose

• It stores fats in the liver

How can diet influence gut microbiota?

• By providing a diverse range of nutrients that support different bacteria

• By increasing the production of bile acids

• By enhancing the absorption of water in the large intestine

• By preventing the breakdown of proteins

How do the guidelines address the issue of discretionary foods?

• They recommend completely avoiding discretionary foods

• They suggest limiting the intake of discretionary foods

• They promote discretionary foods as essential parts of a balanced diet

• They do not address discretionary foods

Why might someone choose to consume both prebiotics and probiotics?

• To ensure a balanced intake of vitamins and minerals

• To promote the growth and activity of beneficial gut bacteria

• To increase energy levels

• To reduce the risk of food allergies

What are prebiotics?

• Live beneficial bacteria

• Substances that promote the growth of beneficial bacteria

• Vitamins essential for digestion

• Enzymes that break down proteins