Practise

Question bank

Original exam-style questions, mapped to your syllabus. Answers are checked for mathematical equivalence and every attempt updates your mastery.

12 questions

SA-OB-TP-0011 markL1 FoundationCalculatorTropisms

Growth of a shoot towards light is

Salam Academy Original Practice · Proposed mark scheme

SA-OB-TP-0021 markL1 FoundationCalculatorTropisms

Roots growing downwards show

Salam Academy Original Practice · Proposed mark scheme

SA-OB-TP-0121 markL1 FoundationCalculatorTropisms

A tropism is a

Salam Academy Original Practice · Proposed mark scheme

SA-OB-TP-0031 markL2 StandardCalculatorAuxin

Auxin is made in the

Salam Academy Original Practice · Proposed mark scheme

SA-OB-TP-0041 markL2 StandardCalculatorAuxin

In a shoot lit from one side, auxin collects on the

Salam Academy Original Practice · Proposed mark scheme

SA-OB-TP-0051 markL2 StandardCalculatorAuxin

Auxin causes shoot cells to

Salam Academy Original Practice · Proposed mark scheme

SA-OB-TP-0061 markL2 StandardCalculatorAuxin

A seedling with its tip removed is lit from one side. It

Salam Academy Original Practice · Proposed mark scheme

SA-OB-TP-0071 markL2 StandardCalculatorTropisms

Phototropism is useful to a plant because

Salam Academy Original Practice · Proposed mark scheme

SA-OB-TP-0081 markL2 StandardCalculatorTropisms

Shoots growing upwards against gravity show

Salam Academy Original Practice · Proposed mark scheme

SA-OB-TP-0091 markL2 StandardCalculatorAuxin

A seedling tip is covered with a transparent cap and lit from one side. It

Salam Academy Original Practice · Proposed mark scheme

SA-OB-TP-0102 marksL2 StandardCalculatorTropisms

A shoot grows from

40

mm to

58

mm in

3

days. Calculate the mean growth rate in mm per day.

Salam Academy Original Practice · Proposed mark scheme

SA-OB-TP-0111 markL3 ExamCalculatorAuxin

Synthetic auxin sprayed on a lawn kills broad-leaved weeds but not grass because

Salam Academy Original Practice · Proposed mark scheme