OPSC 2019 Solved Paper

Question : 75 of 100

Marks: +1, -0

Which of the following species on earth is known as 'Living fossil' surviving for more than 150 billion years?

Olive Ridley turtles
Loggerheads
Crane
Keneps Ridley
None of above

Solution:

({*})

A living fossil has essentially remained unchanged from earlier geological time but its close relatives have become extinct. Some of the examples of a living fossil include ginkgo tree, horshoe crab, sea turtles, tuatara etc. In the given option, Olive Ridley and loggerheads both are sea turtles and can be regarded as living fossil.

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