A-LevelBiologyBiodiversity and conservation9700/12 · Oct/Nov 2014 · Q401 Mark

The diagram shows a simplified nitrogen cycle. [Figure 40] During which stage does decomposition take place?

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

✓ Correct answer

B: B

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

Topic: Biodiversity and conservation, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, Oct/Nov 2014 Paper 1 Variant 2, question 40.

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

Define the term ecosystem.

The passage below outlines one method used by a student to estimate the population size of an animal species. Complet…

The natural ecosystem on Hawadax Island in Alaska was disrupted in the 1780s when brown rats, Rattus norvegicus, swam…

Which statements about mitosis are correct? 1 Mitosis results in genetically identical cells. 2 Mitosis is involved …

A human chromosome is made up of different parts. Some parts of a typical human chromosome are more numerous than oth…

A piece of double-stranded DNA containing 12 × 10³ nucleotides is transcribed and translated to produce a single poly…