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Q. Which of the following are true fishes?
  1. Whale Shark
  2. Blue Whale
  3. Dogfish
  4. Stingray
Select the correct option from the codes given below:
Answer: 1, 3 & 4 only
Notes: Whale Shark, Dogfish, and Stingray are true fishes belonging to class Pisces; they respire through gills and are ectothermic. Blue Whale is a mammal, not a fish; it breathes air using lungs and has mammary glands. Stingray and Dogfish are cartilaginous fishes; Whale Shark is the largest bony fish.
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📌 Question Number: 94 in 102: Biological Classification in the above course in App.