Cenozoic Era Developments and Changes

The video discusses the Cenozoic era, the most recent era in the geologic time scale, part of the Phanerozoic Eon. Known as the 'age of mammals,' it also saw the rise of flowering plants and insects. During this era, mammals thrived, birds diversified, and apes and humans appeared. The Earth experienced cooler climates, ice ages, and the formation of glaciers. Continents moved to their current positions, forming mountain ranges like the Alps and Himalayas.

Which era is known as the 'age of mammals'?

• Mesozoic Era

• Paleozoic Era

• Cenozoic Era

• Precambrian Era

What significant development occurred among mammals during the Cenozoic era?

• They began to thrive and spread worldwide.

• They evolved into dinosaurs.

• They became extinct.

• They first appeared.

Which of the following groups also diversified during the Cenozoic era?

• Reptiles

• Amphibians

• Birds

• Fish

What climatic changes occurred during the Cenozoic era?

• The Earth became warmer.

• The Earth remained unchanged.

• The Earth experienced cooler climates and ice ages.

• The Earth became a desert.

Which mountain ranges were formed during the Cenozoic era?

• Andes and Appalachian Mountains

• Alps, Himalayas, and Rocky Mountains

• Ural and Atlas Mountains

• Sierra Nevada and Pyrenees