(A) According to the fossil record and evolutionary history,there have been $5$ major mass extinction events in the history of life on Earth since the

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(A) According to the fossil record and evolutionary history,there have been $5$ major mass extinction events in the history of life on Earth since the origin of life approximately $3.5$ to $3.8$ billion years ago. These events are known as the 'Big Five' mass extinctions. Therefore,the correct answer is $5$ times.

Class 12 Biology Biodiversity and Conservation Causes of Biodiversity Losses

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How many times have mass extinctions of species occurred since $3$ billion years ago to the present?

A
Five times
B
Four times
C
Three times
D
Two times

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Biodiversity and Conservation

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Causes of Biodiversity Losses

The number of wildlife is continuously decreasing. What is the main reason for this?

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Which of the following is correctly matched?

MediumNEET 2016

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Assertion: Tropical rain forests are disappearing fast from developing countries such as India.
Reason: No value is attached to these forests because these are poor in biodiversity.

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Threats to biodiversity come from:

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Which of the following is the most important cause for the extinction of animals and plants?

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How many times have mass extinctions of species occurred since $3$ billion years ago to the present?

Similar Questions

The number of wildlife is continuously decreasing. What is the main reason for this?

Which of the following is correctly matched?

Assertion: Tropical rain forests are disappearing fast from developing countries such as India.Reason: No value is attached to these forests because these are poor in biodiversity.

Threats to biodiversity come from:

Which of the following is the most important cause for the extinction of animals and plants?

Vedclass Test Series

Exam Paper Generator

Online Exam Module

Assertion: Tropical rain forests are disappearing fast from developing countries such as India.
Reason: No value is attached to these forests because these are poor in biodiversity.