A-LevelBiologyBiodiversity and conservation9700/43 · May/June 2025 · Q87 Marks
The Boelen's python, Simalia boeleni, is a non-venomous snake found only on the island of Papua New Guinea. Fig. 8.1 shows a Boelen's python. [Figure 8.1] The International Union for Conservation of Nature (IUCN) has not assessed the conservation status of S. boeleni because the python is very hard to detect and locate. S. boeleni is listed in one of the appendices of the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES).
- (a)Suggest the advantages of S. boeleni being listed in CITES, even though it does not have an IUCN conservation status.[3]
- (b)S. boeleni is a member of the kingdom Animalia. Outline the characteristic features of the kingdom Animalia.[4]
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
Mark scheme
Marking points from the official mark scheme (May/June 2025). The mark or mark type is shown in brackets.
- [3] 8(a) 1 prevents illegal, trading / poaching / hunting; 2 trading requires permits / trading is regulated ; 3 ref. to awareness / education;
- [4] 8(b) any four from: 1 multicellular; 2 eukaryote / eukaryotic / (cells), contain a nucleus ; 3 specialised cells / tissues / organs; 4 heterotrophic (nutrition) / described ; 5 nervous system ; 6 (some cells have) cilia / flagella; 7 mobile / motile / locomotion ;
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