Question
Download Solution PDFWhich of the following aquatic animals does NOT have gills?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is Whale.
Key Points
- Gills are respiratory organs found in most aquatic organisms.
- Gills can extract dissolved oxygen from water and excrete carbon dioxide.
- Gills can be found in Octopus, Squid, Clownfish, Tadpole, Prawn, etc.
- Lungs are the breathing organ of Whales.
Additional InformationRespiratory organs of different Animals:
| Animal | Respiratory Organ |
|---|---|
| Earthworm | Skin. |
| Whale | Lungs |
| Spider, Scorpion | Booklungs. |
| Cockroach | Trachea. |
| Tadpole, Fish, Prawn | Gills |
| Frog | Skin, Lungs, Buccal cavity |
| Amphibians, mammals, and birds | Lungs. |
Last updated on Jun 6, 2025
-> The SSC GD Notification 2026 will be released in October 2025 and the exam will be scheduled in the month of January and February 2026.
-> The SSC GD Merit List is expected to be released soon by the end of April 2025.
-> Previously SSC GD Vacancy was increased for Constable(GD) in CAPFs, SSF, Rifleman (GD) in Assam Rifles and Sepoy in NCB Examination, 2025.
-> Now the total number of vacancy is 53,690. Previously, SSC GD 2025 Notification was released for 39481 Vacancies.
-> The SSC GD Constable written exam was held on 4th, 5th, 6th, 7th, 10th, 11th, 12th, 13th, 17th, 18th, 19th, 20th, 21st and 25th February 2025.
-> The selection process includes CBT, PET/PST, Medical Examination, and Document Verification.
-> The candidates who will be appearing for the 2025 cycle in the exam must attempt the SSC GD Constable Previous Year Papers. Also, attempt SSC GD Constable Mock Tests.
-> UPSC Prelims Result 2025 Date Out soon @https://upsconline.nic.in/