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Evolution And Fossils
Test Description: In leui of evolution test
Instructions: Answer all questions to get your test result.
1) How is natural selection in the evolution of long necks in giraffes best explained?
A
Giraffes with longer necks adapted to their environment.
B
The long necked giraffes killed the short necked giraffes.
C
Their necks grew longer because of bones.
D
Long necked giraffes only mate with long necked giraffes.
2) Darwin noted many of the islands on the Galapagos Islands were-
A
Much smaller than animals on the mainland.
B
Starving because of water pollution.
C
Similar but not always identical to animals on the mainland.
D
Identical to animals on the mainland.
3) Dinosaurs that lived on the Earth millions of years ago are no longer alive today. We call them-
A
endangered
B
extinct
C
threatened
D
dying
4) Sometimes bones in the front limbs of animals have a similar structure. What do we call similar bone structures that indicate a link to a common ancestor?
A
absolute dating
B
homologous structures
C
gradualism
D
adaptations
5) Which would NOT likely be used as evidence of evolution?
A
homologous structures
B
similarities in DNA
C
intelligence
D
fossils
6) When looking at two tree frogs of the same species, a slight difference was observed within members of the same species. This is called-
A
replicating
B
cloning
C
fossils
D
variations
7) Two birds were originally of the same species. Over time, the two birds began to live in different environments and eat different foods. What were changes in beaks caused by?
A
mutations
B
extinction
C
variations
D
clones
8) What most likely happened to species that are found in the fossil record but have no living members?
A
They mutated to other species.
B
They became extinct.
C
They had offspring of a different species.
D
They never really existed.
9) The preserved remains or physical evidence of an organism that lived in the past are called-
A
variations
B
evolutionary features
C
fossils
D
homologous structures
10) A certain species of red fox will vomit before fleeing from a predator in order to move at a faster pace. This is a-
A
behavior that enables a species to survive
B
reason why species become extincted
C
genetic variation that leads to diversity
D
mutation that is an inheritable change
*select an answer for all questions
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