The Theory of Evolution Answers

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Darwin observed that finches on the Galapagos Islands have different kinds of beaks.

Question illustration
A
Finch 2 is adapted to survive dry weather conditions.
B
Finch 3 is adapted to survive dry weather conditions.
C
Finch 1 is adapted to eat small insects that live in tiny holes.
D
Finch 4 is adapted to eat small insects that live in tiny holes.
3

Which best describes Darwin’s studies that led to the theory of evolution?

A
extensive research of an individual organism within a short period
B
extensive research of an individual organism over many years
C
observations and data collected within a short period
D
observations and data collected over many years
4

Suppose a species of snake is living in a certain area. Some of the snakes in the population are black and some are orange. Over time, the area changes and the orange snakes have a harder time blending in with the environment. This makes it difficult for the orange snakes to catch food.According to Darwin’s theory of evolution, what will most likely happen to this snake population over time?

A
Most orange snakes will survive and reproduce, passing on their traits to their offspring. Few black snakes will remain in the population.
B
Most black snakes will survive and reproduce, passing on their traits to their offspring. The number of orange snakes in the population will not change.
C
The black snakes will survive and reproduce, passing on their traits to their offspring. Few orange snakes will remain in the population.
D
Most orange snakes will survive and reproduce, passing on their traits to their offspring. The number of black snakes in the population will not change.
5

How did Linnaeus classify organisms?

A
by genus and species
B
by adaptations and lifespan
C
by habitat and food source
D
by population and environment
6

How were Lamarck’s and Darwin’s ideas most similar?

A
Both stated that humans should be studied as individuals.
B
Both stated that natural selection drives evolution.
C
Both stated that evolution occurs in an individual’s lifetime.
D
Both stated that traits were passed on to offspring.
7

Which descriptions of evolution are accurate? Select three options.It occurs within an individual’s lifetime.It occurs over many generations.It applies only to an individual.It applies to an entire population.It happens at the genetic level.

A
It occurs within an individual’s lifetime.
B
It occurs over many generations.
C
It applies only to an individual.
D
It applies to an entire population.
E
It happens at the genetic level.
8

According to Darwin’s theory of evolution, how are the finches that live on the Galapagos Islands similar to members of a family tree?

A
All of the finches share similar traits.
B
All of the finches share common ancestors.
C
All of the finches are able to reproduce.
D
All of the finches are adapted to survive the same conditions.
10

Which list includes the main components of Darwin’s theory of evolution?

A
Random mutations drive evolution, the evolution of a population happens slowly, organisms have common ancestors, and organisms do not change.
B
Natural selection drives evolution, the evolution of a population happens slowly, organisms have common ancestors, and organisms change over time.
C
Natural selection drives evolution, the evolution of a population happens rapidly, organisms have common ancestors, and organisms change over time.
D
Random mutations drive evolution, the evolution of a population happens rapidly, organisms have common ancestors, and organisms do not change.

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