Câu 622 (VD): a. The fossil plants indicate the age of the rock, and also point to facts regarding climate, temperature and topography. b. F...

Câu 622 (VD): 

a. The fossil plants indicate the age of the rock, and also point to facts regarding climate, temperature and topography.

b. First there were water plants then land plants appeared during the Paleozoic era.

c. Through the ages, plants have evolved from simple to more complex forms.

d. Records of the history of the world are contained in fossils.

e. But since the fossil remains appear locked in rock layers, they are closely related to the geologist area of investigation.

f. Palaeobotany is the study of fossil plants preserved in rocks dating back in millions of years.

A. f-d-b-c-e-a

B. f-c-b-d-e-a

C. f-a-c-d-e-b

D. f-b-d-c-a-e