Extinct

The video tutorial explains extinction, defining it as the end of a species. It discusses how climate change led to the extinction of mammoths and how fossils provide evidence of extinct species like dinosaurs. Human activities, such as hunting and habitat destruction, have caused extinctions, exemplified by the dodo bird and Caspian tiger. The video also covers endangered species, highlighting conservation efforts for animals like the panda. It concludes by encouraging viewers to reflect on how extinction affects life on Earth.

What does it mean when a species is extinct?

• The species is no longer found in a specific region.

• The species has no living members left on Earth.

• The species is at risk of becoming endangered.

• The species is only found in zoos.

How do we know about species like mammoths that are no longer alive?

• By studying their habitats.

• Through fossils, which are remains of living things.

• By observing their descendants.

• Through ancient texts and writings.

What was a significant factor in the extinction of the dodo bird?

• Climate change.

• Lack of food resources.

• Hunting by Portuguese explorers and introduced predators.

• Natural disasters.

Which of the following is an example of an endangered species?

• Panda bear.

• Caspian tiger.

• Dodo bird.

• Mammoth.

What is the primary goal of conservation efforts for endangered species?

• To prevent species from becoming extinct.

• To increase the number of zoos.

• To relocate species to new habitats.

• To study species in their natural environment.