O-LevelBiologyPlant Nutrition5090/11 · May/June 2011 · Q51 Mark

Magnesium is an essential element for

Athe formation of cell walls.

Bthe formation of chlorophyll.

Cthe formation of proteins.

Dthe process of cell division.

✓ Correct answer

B: the formation of chlorophyll.

Oracle Prep sorts past-paper questions by topic, so you can drill Plant Nutrition and see which topics are most likely to come up next.

Topic: Plant Nutrition, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2011 Paper 1 Variant 1, question 5.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content

Explain how humans are dependent upon the process of photosynthesis.

Describe the significance of each of the following features of a dicotyledonous leaf in terms of the process named: t…

Which row shows what happens in photosynthesis?

Bacteria can be genetically engineered to produce human insulin. Before this method was developed, the only insulin a…

Table 2.1 shows the volume of blood supplied to parts of the body at rest and during strenuous exercise. Table 2.1 vo…

Section C Answer either question 8 or question 9. Write your answers in the spaces provided.