The best fossils are those consist of Calcite and aragonite

Câu hỏi :

Read the following passage and mark the letter A,B,C or D on your answers sheet to indicate the correct answer to each of the questions.

A. consist of Calcite and aragonite

B. from hard parts of animals or plants

C.  still in the shape of the original animal or plant

D. animals or plants common for fossilization

* Đáp án

* Hướng dẫn giải

Đáp án là A.

Ý trong bài: The best fossils are those composed of that form the vast majority of unaltered fossils. Calcite and aragonite also contributed to a substantial number of fossils of certain organisms.

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