DP Biology (last assessment 2024)
Question 18M.3.SL.TZ2.b
| Date | May 2018 | Marks available | [Maximum mark: 2] | Reference code | 18M.3.SL.TZ2.b |
| Level | SL | Paper | 3 | Time zone | TZ2 |
| Command term | Deduce | Question number | b | Adapted from | N/A |
b.
[Maximum mark: 2]
18M.3.SL.TZ2.b
Gersmehl diagrams for two ecosystems are shown.
Deduce, with a reason, which ecosystem is representative of a tropical rainforest.
[2]
Markscheme
a. ecosystem I
b. low levels of litter due to high rates of decomposition
OR
high amounts of biomass related to high rates of productivity
OR
weathering/leaching due to high rates of precipitation
Examiners report
