Prehistoric Life and Organisms

The video tutorial explores the history of life on Earth, starting with the Azoic Era, where no life existed. It then moves to the Proterozoic Era, highlighting the presence of cyanobacteria and sponges. The Paleozoic Era is discussed in detail, focusing on the evolution of trilobites, invertebrates, fish, and the first amphibians. The emergence of land plants and large insects is also covered. The video concludes with a drawing activity to reinforce learning about extinct species.

What was the state of life on Earth during the Azoic era?

• Abundant marine life

• Only plant life

• No life existed

• Only animal life

Which organisms were prevalent in the Proterozoic era?

• Dinosaurs

• Cyanobacteria and sponges

• Mammals

• Birds

What type of fish were present in the early Paleozoic era?

• Whales

• Sharks

• Fish without jaws

• Fish with jaws

Which of the following evolved into the first amphibians?

• Insects

• Reptiles

• Birds

• Fish

What type of plants appeared on land during the later Paleozoic era?

• Grasses

• Flowering plants

• Mosses

• Cacti

Which early plants were found in the later Paleozoic era?

• Pine trees

• Oak trees

• Ferns and mosses

• Rania and Cooksonia

What kind of insects were common in the forests of the later Paleozoic era?

• Ants

• Dragonflies

• Butterflies

• Bees

Which of the following is true about trilobites?

• They are still found today

• They are extinct

• They evolved into mammals

• They were land animals