O-LevelBiologyCell Biology5090/12 · May/June 2014 · Q271 Mark

Using the key, which organism is a virus? 1 has a cell wall -> go to 2 does not have a cell wall -> go to 3 2 cell wall is made of chitin -> organism A cell wall is made of cellulose -> organism B 3 has a cell membrane -> organism C has a protein coat -> organism D

Aorganism A

Borganism B

Corganism C

Dorganism D

✓ Correct answer

D: organism D

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

Topic: Cell Biology, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2014 Paper 1 Variant 2, question 27.

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