📅 NSB 2011 Set 4🎓 HS🔄 Round 14#️⃣ Question 25❓ Toss-Up✍️ Short Answer
Which one or ones of the following are aquatic insect nymphs that have external gills on either the thorax or the abdomen: 1) stoneflies, 2) damselflies, 3) dragonflies, or 4) mayflies?
✔️Answer:STONEFLIES, DAMSELFLIES, AND MAYFLIES
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