O-LevelBiologyTransport in Humans5090/12 · May/June 2019 · Q191 Mark

How does the composition of the blood in the renal vein differ from that in the renal artery? carbon dioxide urea concentration concentration higher higher higher lower lower higher lower lower

Ahigher, higher

Bhigher, lower

Clower, higher

Dlower, lower

✓ Correct answer

B: higher, lower

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

Topic: Transport in Humans, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, May/June 2019 Paper 1 Variant 2, question 19.

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