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Changes Over Time Part 1
Test Description: Evolution
Instructions: Answer all questions to get your test result.
1) Which of the following is considered a scientific theory?
A
fossil record
B
radioactive dating
C
overproduction
D
evolution
2) Radioactive dating of fossils depends on the decay of
A
radioactive elements.
B
extinct species.
C
buried DNA.
D
dead organisms.
3) A species is a group of similar organisms that can
A
adapt to new environmental conditions.
B
overproduce helpful traits.
C
mate and produce fertile offspring.
D
successfully compete against other species.
4) One of the main ways by which new species form is through
A
geographic isolation.
B
genetic similarities.
C
movement between islands.
D
gradualism.
5) Most fossils form when they become buried in
A
molds.
B
sediment.
C
radioactive elements.
D
leaves, stems, and roots.
6) An adaptation is any trait that helps an organism
A
survive and reproduce.
B
fight better.
C
become larger and stronger.
D
overproduce variations.
7) The technique that allows scientists to determine the actual age of a fossil is called
A
relative dating.
B
natural selection.
C
gradualism.
D
radioactive dating.
8) Which of the following is a type of evidence used by scientists to determine evolutionary relationships?
A
the locations of islands in an ocean
B
the order of amino acids in a protein
C
the way in which a fossil formed
D
the food an organisms eats
9) On the Beagle, Charles Darwin’s job was to
A
find evidence of extinct species.
B
study the formation of the Galápagos Islands.
C
learn about the living things he saw on the voyage.
D
make a map of the world.
10) A fossil made of hardened minerals in the shape of the original organism or one of its parts is called a(n)
A
mold.
B
amber.
C
variation.
D
cast.
11) A diagram that shows how different groups of organisms are related is called a(n) ___________.
A
half life.
B
natural selection.
C
branching tree.
D
extinct.
12) The _______________ of a radioactive element is the time it takes for half of the atoms in a sample to decay.
A
extinct.
B
branching tree.
C
half life.
D
natural selection.
13) Evolution occurs by means of a process called ________________________.
A
natural selection.
B
half life.
C
branching tree.
D
extinct.
14) The author of The Origin of Species was ________________________.
A
Charles Dickens.
B
Charles Crick.
C
Charles Darwin.
D
Charles Emmerson.
15) A species is ________________________ if no members of that species are still alive.
A
natural selection.
B
half life.
C
extinct.
D
branching tree.
16) Any difference between individuals of the same species is called a_______________________ .
A
extinction.
B
variation.
C
adaptation.
D
petrification.
17) The millions of fossils that scientists have collected make up the ___________.
A
fossil record.
B
fossil empire.
C
fossil gap.
D
fossil book.
18) Only traits that are ____________an be acted upon by natural selection.
A
learned.
B
natural selection.
C
inherited.
D
taught.
19) Related species have similar body structures because they inherited the same genes from a common ___________.
A
habitat.
B
ancestor.
C
ocean.
D
offspring.
20) When a hard part of an organism buried in sediment dissolves and leaves an empty space, the result is called a __________.
A
mold.
B
hollow.
C
hole.
D
cast.
*select an answer for all questions
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