During this era all major invertebrates appeared along with fishes and amphibians. But the animal that dominated the Paleozoic era was mostly fishes. So the correct option is B) Fishes.
Which of the following period is not a part of Palaeozoic Era?
There is all together six division of the Paleozoic period however tertiary period is not a part of this particular period of evolution.
What major plants lived in the Paleozoic Era?
Every major group of plants evolves during this time: mosses, liverworts, hornworts, clubmosses, ferns, horsetails, and seed plants.
Which geologic era did dinosaurs dominate?
During the Mesozoic, or “Middle Life” era, life diversified rapidly and giant reptiles, dinosaurs and other monstrous beasts roamed the Earth. The period, which spans from about 252 million years ago to about 66 million years ago, was also known as the age of reptiles or the age of dinosaurs.
Which is the most dominant organism during the Mesozoic Era?
The dominant land animals were reptiles. The first dinosaurs, marine reptiles, lizards, and tortoises appeared. Mammals appeared during the Triassic, but they remained insignificant until their competitors, the dinosaurs, became extinct at the end of the Cretaceous. Crocodiles were abundant.
Which era is called time of amphibians?
The Carboniferous Period is also known as the Age of Amphibians. It is the fifth of six geologic periods that together make up the Paleozoic Era. The Carboniferous Period is preceded by the Devonian Period and followed by the Permian Period.
What animals lived in the Cenozoic Era?
Life during the Cenozoic Era
Later in this period, rodents and small horses, such as Hyracotherium, are common and rhinoceroses and elephants appear. As the period ends, dogs, cats and pigs become commonplace. Other than a few birds that were classified as dinosaurs, most notable the Titanis, the dinosaurs were gone.