DP Biology (first assessment 2025)

Test builder »

Question 21M.1A.SL.TZ2.17

Select a Test
Date May 2021 Marks available [Maximum mark: 1] Reference code 21M.1A.SL.TZ2.17
Level SL Paper 1A Time zone TZ2
Command term Question number 17 Adapted from N/A
17.
[Maximum mark: 1]
21M.1A.SL.TZ2.17

Which organism would be classified as a saprotroph?

A. A single-celled eukaryote that obtains its carbon compounds by photosynthesis and ingestion of other single-celled organisms

B. A jellyfish that uses the stinging cells in its tentacles to paralyse its prey, which is passed to an internal gastric cavity through a single opening

C. A fungus that feeds by secretion of digestive enzymes onto its food and absorption of digested material

D. A dung beetle that feeds on the fecal material left behind by other animals

[1]

Markscheme

C

Syllabus sections