DP Biology (last assessment 2024)
Question 21N.1.SL.TZ0.22
Date | November 2021 | Marks available | [Maximum mark: 1] | Reference code | 21N.1.SL.TZ0.22 |
Level | SL | Paper | 1 | Time zone | TZ0 |
Command term | Question number | 22 | Adapted from | N/A |
22.
[Maximum mark: 1]
21N.1.SL.TZ0.22
The image shows the northern sea nettle (Chrysaora melanaster).
[Source: Aflo, 2015. Northern sea nettle (Chrysaora Melanaster) floating, with Mackerel fry (Carangidae) Izu, Japan. [image
online] Available at: https://www.naturepl.com/search/preview/northern-sea-nettle-chrysaora-melanaster-floating-withmackerel-
fry-/0_01489405.html [Accessed 23 March 2020].]
To which phylum does C. melanaster belong?
A. Porifera
B. Cnidaria
C. Platyhelmintha
D. Annelida
[1]
Markscheme
B
