| Date | May 2015 | Marks available | 1 | Reference code | 15M.1.HL.TZ2.1 |
| Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Outline | Question number | 1 | Adapted from | N/A |
Question
What happens to the cell surface area to volume ratio as a cell grows?
A. It decreases, so production of waste material is reduced.
B. It increases, so mineral ion absorption is increased.
C. It increases, so osmosis is reduced.
D. It decreases, so rate of gas exchange is too low.
Markscheme
D
Examiners report
N/A
Syllabus sections
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