Biological molecules (balanced diet)

Question 1

What molecules are required for a balanced diet (7 molecules)

Answer 1

• Carbohydrates
• Proteins
• Lipids
• Vitamins
• Mineral ions
• Fibre
• Water

Question 2

Carbohydrates (where are they found and what are they neede for)

Answer 2

• Found in starchy foods (bread or pasta)
• Needed for energy (for chemical reactions, etc…)

Question 3

Proteins (where are they found and what are they neede for)

Answer 3

• Found in many different foods (such as oily fish and nuts / seeds)
• Needed for growth and repair of damaged tissue
• Can be used for energy in an emergency (not enough carbohydrates)

Question 4

Lipids (where are they found and what are they neede for)

Answer 4

• Refers to oils and fats
• Found in many different foods (such as oils fish and nuts / seeds)
• Needed for long - term storage of energy
• Protect our organs
• Keep us warm and insulated

Question 5

What is fibre needed for

Answer 5

• To help food move smoothly through the digestive system