O-LevelBiologyPlant Nutrition5090/11 · Oct/Nov 2013 · Q51 Mark

Which signs show that a plant has been grown in soil deficient in magnesium ions?

Ano flowers and poor root growth

Bsmall leaves and more roots

Cwhite upper leaves and no flowers

Dyellow stem and yellow leaves

✓ Correct answer

D: yellow stem and yellow leaves

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, Oct/Nov 2013 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