Cambridge O Level Biology Quiz: Diet and Deficiencies

What is a balanced diet?

• A diet with no water

• A diet high in fats

• A diet consisting of all food groups in correct proportions

• A diet with only carbohydrates

Which food group is a source of energy?

• Dietary Fibre

• Carbohydrates

• Vitamins

• Proteins

What is the function of dietary fibre?

• Provides energy

• Stores energy

• Helps in digestion by providing bulk

• Repairs tissues

Which vitamin is essential for collagen formation?

• Vitamin B12

• Vitamin D

• Vitamin C

• Vitamin A

What condition is caused by a deficiency of vitamin C?

• Anaemia

• Scurvy

• Osteoporosis

• Rickets

What is the primary source of vitamin D?

• Fruits

• Sunlight

• Grains

• Vegetables

Which mineral is important for blood clotting?

• Calcium

• Potassium

• Iron

• Sodium

What is a symptom of rickets?

• Bleeding gums

• Bone pain

• Fatigue

• Pallor

What is the main cause of anaemia?

• Lack of calcium

• Lack of vitamin D

• Lack of iron

• Lack of protein

Which group of people requires extra energy and calcium during pregnancy?

• Pregnant women

• Teenagers

• Children

• Elderly