Date | May 2019 | Marks available | 1 | Reference code | 19M.1.HL.TZ2.39 |
Level | Higher level | Paper | Paper 1 | Time zone | Time zone 2 |
Command term | Identify | Question number | 39 | Adapted from | N/A |
Question
The photomicrograph shows a section through the top of a plant shoot.
[Source: Charles Good: The Ohio State University at Lima]
What are the structures labelled X and Y?
Markscheme
D
Examiners report
In Topic 9.2 candidates had to study that mitosis and cell division in the shoot apex provide cells needed for extension of the stem and development of leaves.