Legacy Of The Past

Question 1

Banded iron formation:

Answer 1

Rocks with distinct layers of iron and silica, formed in ancient oceans.

Question 2

Cambrian Explosion:

Answer 2

A period in Earth’s history when a wide variety of complex animals first appeared, marking a rapid diversification of life around 541 million years ago.

Question 3

Paleoecology:

Answer 3

Study of ancient environments, focusing on understanding how plants, animals, and other organisms interacted with each other and their surroundings in the past.

Question 4

Paleolake:

Answer 4

A former lake that existed in the past but has since dried up or disappeared.

Question 5

Stromatolite:

Answer 5

A mound or layered structure formed by the growth of microbial communities, like bacterial and algae, in shallow water.

Question 6

Trace fossil:

Answer 6

Preserved sign or evidence of ancient life activities, such as footprints or burrows, found in rocks.

Question 7

Trackway:

Answer 7

Series of footprints or traces left behind by animals as they moved across a surface, usually preserved in sedimentary rock.