Question

By the time the time the Earth was 570 mya, life had already gone through which stages of the Animalia chart?

a) Animalia, metazoan, chordata
b) Animalia to fish
c) Animalia to insects
d) None of the above are true

Answer 1

By 570 mya, life on Earth had gone through the Animalia, metazoan, and chordata stages of the Animalia chart.

Step-by-step explanation:

By the time the Earth was 570 million years ago (mya), life had already gone through several stages of the Animalia chart. During this time period, the Earth experienced the presence of early animals such as seaweeds, sponges, jellyfish, corals, worms, molluscs, sea urchins, starfish, lamp shells, and trilobites, which can be categorized under the Animalia, metazoan, and chordata stages of the Animalia chart.