Biology 5090 · O Level · Biotechnology

Biotechnology — practice question

(a)[6]

Outline the function of microorganisms in yoghurt production.

(b)[4]

Explain how a slice of bread, when left open to the air, decomposes as fungi grow on it.

Worked solution & mark scheme

This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Lactobacillus and similar bacteria” …

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI