Mass Extinction

What is the main idea of the text?

• The earth is home to millions of species

• Human activities have caused a rapid decline in the number of species living on our planet

• Mass extinction is not a new phenomenon

• The protection of endangered species and their habitats should be a priority

What is mass extinction?

• The loss of biodiversity in an ecosystem

• The loss of one species in an ecosystem

• The loss of a few species in an ecosystem

• The gain of biodiversity in an ecosystem

What is the primary cause of mass extinction?

• Natural events such as volcanic eruptions and meteor impacts

• Human activity such as pollution and deforestation

• Overhunting by humans

What is the impact of mass extinction on ecosystems?

• It has no impact on ecosystems

• It leads to a decrease in biodiversity and disrupts the balance of ecosystems

• It leads to an increase in biodiversity and enhances the balance of ecosystems

• It only impacts a few species in an ecosystem

How can we prevent mass extinction?

• By reducing greenhouse gas emissions and combating climate change

• By preventing pollution and deforestation

• By protecting endangered species and their habitats

• All of the above

Dinosaurs became extinct

• billions of years ago

• 65 millions years ago

• 2020, when Jurassic World came out and Chris Pratt was able to put an end to it once and for all

• 2-4 million years ago

A species that no longer exists is said to be _______________.

• extinct

• endangered

• threatened

• born