Q. With reference to the Killer Whales, consider the following statements:
1.Killer whales are found in all oceans.
2.They rely on underwater sound to feed, communicate, and navigate.
3.They are categorized as Endangered in the IUCN Red List of Threatened species.
How many of the statements given above are correct?
Answer: B
Notes:
Explanation –
Statements 1 and 2 are correct. Killer whales, also known as orcas, have a cosmopolitan distribution and can be found in all oceans around the world, from polar regions to the Equator. Killer whales are highly social animals and use a sophisticated system of underwater communication through sounds such as clicks, whistles, and pulsed calls. These sounds are essential for their survival as they help in hunting, navigation, and maintaining their social structure.
Statement 3 is incorrect. Currently, killer whales are categorized as “Data Deficient” on the IUCN Red List of Threatened Species.
Source: Forum IAS
