A-LevelBiologyBiodiversity and conservationMay/June 2021Paper 4 Q312 Marks
Fruit flies of the genus Bactrocera are pests that damage fruit crops. Table 3.1 gives the names and geographical ranges of Bactrocera fruit flies that were classified as four separate species. [Table 3.1] In 2014, the classification of these flies was changed. All four species were recognised as belonging to a single species, B. dorsalis.
✓ Correct Answer
The correct answer is —. This question tests the candidate's understanding of biodiversity and conservation within the Biologysyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
🔒
Unlock the Examiner's Answer
Sign up for free to reveal the correct answer, the official mark scheme breakdown, and the examiner trap analysis for this question.
Sign Up Free to Unlock →Join thousands of Cambridge students already using Oracle Prep