Biology 5090 · O Level · Mineral nutrition

Mineral nutrition — practice question

(a(i))[2]

Calculate the total mass of sulfur present in the fertiliser solution made by the gardener.

(a(ii))[4]

Explain which chemical component of the fertiliser solution is most important for making plant leaves green and for enzyme production in the leaf cells.

(a(iii))[3]

Complete the words to name the three main tissues along the route followed by the chemical components of the fertiliser solution from the root hair cells to the leaves.

(b)[3]

Explain the advantage of supplying sucrose to cut flowers.

Worked solution & mark scheme

This 12-mark question has a full step-by-step worked solution and mark scheme. One marking point: 0.2 g

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