Why are the Burgess Shale organisms considered an unusual fossil assemblage? What will be an ideal response?
The Burgess Shale preserves soft body parts, offering an unusual window into the organisms of
the Middle Cambrian. The Burgess Shale represents one of the most unusual finds of the 20th
century because it preserves what is rarely seen in the fossil record.
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What would be the top priority in a pollution prevention approach to solid waste?
A. recycling B. reusing C. reducing D. burning E. burying
The urban land use model is sometimes referred to as the trade-off model because people make a trade-off between accessibility and
A) living space. B) crime. C) jobs. D) leisure activities. E) public transportation
In addition to environmental mismanagement, Lake Baikal's fragile and unique ecology is seriously threatened by
A) tourism. B) climate change. C) gold mines. D) oil refineries.
This feature in the rock record represents a gap in geologic time caused by removal of some of the rock units.
- Cross cutting relations
- Fossil correlation
- Original horizontality
- Superposition
- Unconformity