Describe the Burgess Shale environment and biota. What controversies are presently part of the discussions of this

biota? What will be an ideal response?


The fossils preserved in the Burgess Shale of Canada represent our most complete record of
Cambrian life. These fossils represent soft-bodied fauna and flora. One of the controversies
surrounding the Burgess Shale fossils is whether they are related to present-day marine phyla.
Thus, the Burgess Shale organisms have been classified and re-classified at various times.

Environmental & Atmospheric Sciences

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a. true b. false

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A standard rain gauge magnifies rainfall ten times

Indicate whether the statement is true or false

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________ is a thin surface layer of closely packed pebbles found in deserts.

A. A pediment B. A mesa C. Desert pavement D. A barchan E. Desert varnish

Environmental & Atmospheric Sciences

The ability of an ecosystem to recover from a disturbance is known as

A. resilience B. emergence C. stability D. fitness

Environmental & Atmospheric Sciences