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Q1 of 28

🦟 Macroinvertebrate Visual Quiz

Macroinvertebrate specimen

Question 1 of 28

What are the distinctive feeding structures of diving beetle larvae (Dytiscidae)?

B. Filtering fans for capturing algae from the water column
A. Hollow sickle-shaped mandibles used to inject digestive enzymes into prey
C. A rasping radula for scraping algae off rocks
D. Sticky silk threads for trapping small invertebrates