DP Biology (last assessment 2024)
Question 19M.3.HL.TZ2.a
| Date | May 2019 | Marks available | [Maximum mark: 1] | Reference code | 19M.3.HL.TZ2.a |
| Level | HL | Paper | 3 | Time zone | TZ2 |
| Command term | Deduce | Question number | a | Adapted from | N/A |
a.
[Maximum mark: 1]
19M.3.HL.TZ2.a
The drawing shows part of a Thunbergia grandiflora plant. It has been widely cultivated as an ornamental garden plant.
[Source: from Wight, R., Icones Plantarum Indiae Orientalis, vol. 3 (1846)]
Using the drawing, deduce which plant phylum T. grandiflora belongs to, giving one visible recognition feature of this phylum.
[1]
Markscheme
Angiospermophyta/Angiosperms
AND
flowers «as reproductive organs» ✔
Both required.
Examiners report
Most could use the flower as a recognition feature, but it was more difficult for some to deduce the phylum.
