DP Biology (last assessment 2024)
Question 19M.3.SL.TZ1.6c
| Date | May 2019 | Marks available | [Maximum mark: 1] | Reference code | 19M.3.SL.TZ1.6c |
| Level | SL | Paper | 3 | Time zone | TZ1 |
| Command term | State | Question number | c | Adapted from | N/A |
c.
[Maximum mark: 1]
19M.3.SL.TZ1.6c
The diagram illustrates the sensitivity to sound frequencies, measured in Hz, of the different regions of the semicircular canal. The base is the region closest to the oval window.
[Source: © International Baccalaureate Organization 2019]
(c)
Sensory receptors are divided into different categories. Hair cells in the cochlea are sensory receptors. State the category to which they belong.
[1]
Markscheme
mechanoreceptor ✔
Examiners report
Perhaps a third of candidates gave the correct term.
