Question

........... evidence suggests that invertebrates came into existence before the vertebrates.

• A. Biological
• B. Paleontological
• C. Chemical
• D. None of the above

Answer 1

Answer: (B)

Paleontological

Many biological pieces of evidence of ancient animals were derived from the some of the branches of biology -paleontology, comparative anatomy, embryology and molecular biology. Fossils such as dead remains of plants and animals in different geological layers of the earth are studied in the paleontological studies. These fossils which are studied, include casts and moulds of these different animals. Thus using palaeontology there are many findings that show invertebrates existed before vertebrates.

So, the correct answer is option B.