What is the only animal group that evolved to live on land and then back to live in the ocean?

What is the only animal group that evolved to live on land and then back to live in the ocean?

Correct Answer: mammals
birds
amphibians
reptiles

Explanation: Mammals are also the only animal group that evolved to live on land and then back to live in the ocean. Whales, dolphins, and porpoises have all adapted from land-dwelling creatures to a life of swimming and reproducing in the water ( Figure below ). Whales have evolved into the largest mammals.

Join our channels for latest updates

WhatsApp Telegram

More Random Questions

Q: The muscular layer is much thicker in which ventricle of the heart?
Ans: right

Q: What is the term for the number of covalent bonds an atom can form?
Ans: valence

Q: What was the main occupation in ancient villages?
Ans: Farming

Q: Who won the 'Miss India USA 2024' title?
Ans: Caitlin Sandra Neil

Q: According to Charaka, which Rasayana is indicated for eye health?
Ans: Triphala

Q: What are the majority of solution properties dependent upon?
Ans: acid state of solute

Q: Fluid in the pseudocoelom serves as a hydrostatic what?
Ans: skeleton

Q: In Sharanghadhara Samhita, the proportion for Mamsa Rasa Kalpana is:
Ans: 1 part meat, 8 parts water

Q: Which state recently passed an 'Anti-Rape Bill' in its legislative assembly?
Ans: West Bengal

Q: On January 25, 2025, who has postponed the testing of two satellites in space till January 9?
Ans: ISRO

Q: On January 23, 2025, who launched the 'Bharatpol' portal developed by CBI in New Delhi?
Ans: Union Home Minister Amit Shah

Q: The process by which creatures regulate body temperature from the outside through behavioral changes is known as what?
Ans: ectothermy

Q: Which badminton player has retired from international badminton on April 20, 2024?
Ans: Kento Momota

Q: What combine the spinal sensory and motor components with a sensory input that directly generates a motor response?
Ans: reflexes

Q: What was the monthly jobs creation figure for April 2025?
Ans: 177,000

Youngistan Junction

Welcome to Youngistan Junction, your ultimate hub for staying updated with the latest in current affairs, general knowledge, and general studies! Whether you're a student gearing up for exams or just someone passionate about expanding your knowledge, Youngistan Junction is here to provide you with an extensive collection of well-curated questions and answers.