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Frage		Antworten
Preserved remains of once-living organisms Lernen beginnen		fossils
A sticky layer that surrounds the cell walls of some bacteria, protecting the cell surface and sometimes helping to glue the cell to surfaces. Lernen beginnen		capsule
To save; to keep from harm; to protect Lernen beginnen		preserve
a very small amount Lernen beginnen		trace
a mark of a foot or shoe on a surface Lernen beginnen		footprint
to put into the ground and cover with earth Lernen beginnen		bury
more than two but not many Lernen beginnen		several
generally Lernen beginnen		commonly
small, solid pieces of material that come from rocks or living things Lernen beginnen		sediment
A mixture of rich soil and tiny rocks Lernen beginnen		silt
A wetland ecosystem in which shrubs and trees grow Lernen beginnen		swamp
a hole in the ground made by an animal for shelter Lernen beginnen		burrow
A type of fossil formed when a shell or other hard part of an organism dissolves, leaving an empty space in the shape of the part. Lernen beginnen		mold
a solid copy of the shape of an organism Lernen beginnen		cast
containing nothing Lernen beginnen		empty
The physical gap or interval between two objects Lernen beginnen		space
fading away of memory over time Lernen beginnen		decay
to become or make something become firm, stiff, or solid Lernen beginnen		harden
A scientist who studies fossils Lernen beginnen		paleontologist
a living being, especially an animal Lernen beginnen		creature
go aimlessly; wander Lernen beginnen		roam
having no doubt; sure Lernen beginnen		certain
to look at something carefully by attention to its parts Lernen beginnen		analyze
to develop gradually Lernen beginnen		evolve
a series of x-ray photographs taken from different angles and combined by computer into a composite representation of a slice through the body Lernen beginnen		CT scan
very old Lernen beginnen		ancient
also, in addition Lernen beginnen		additionally
extremely important Lernen beginnen		crucial
technique of joining two pieces of fabric edge to edge Lernen beginnen		piecing
the study of geographic phenomena by visiting places and observing how people interact with and thereby change those places Lernen beginnen		fieldwork
Marked by richness of growth, especially of vegetation. Lernen beginnen		lush
before written history Lernen beginnen		prehistoric
prosper; flourish Lernen beginnen		thrive
very large Lernen beginnen		vast
proof Lernen beginnen		evidence
Parts of something that are left after the rest is gone. Lernen beginnen		remains
To keep something safe and stop it from being destroyed. Lernen beginnen		preserve
A group of animals or plants of the same kind. Lernen beginnen		species
No longer living anywhere in the world. Lernen beginnen		extinct
To slowly become a fossil over a very long time. Lernen beginnen		fossilize
A small sign that something was there in the past. Lernen beginnen		trace
To slowly break down or rot after death. Lernen beginnen		decay
An animal that eats animals that are already dead. Lernen beginnen		scavenger
Full of healthy, green plants. Lernen beginnen		lush
From a time before people started writing history. Lernen beginnen		prehistoric
The slow way living things change over many generations. Lernen beginnen		evolution
An animal that hunts and eats other animals. Lernen beginnen		predator
Information or signs that show something is true. Lernen beginnen		evidence
The complete disappearance of a species from Earth. Lernen beginnen		extinction

Unit 1 English ENG

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