Q1 · Difficulty 1/3
Which condition is NOT required for bacterial growth in food?
- Warmth
- Light
- Nutrients
- Moisture
Show answer & explanation
✓ Answer: B — Light
Award 1 mark for identifying that bacteria do not require light to grow. D is incorrect — moisture is essential for bacterial growth as bacteria need water for metabolic processes. A is incorrect — warmth (optimal temperature) promotes rapid bacterial multiplication. C is incorrect — nutrients provide energy and building materials for bacterial reproduction. Most bacteria grow well in darkness.