Free Printable Biology - Five Fingers and Speciation

Worksheets

Biology - Five Fingers and Speciation

Total questions: 16

Worksheet time: 11mins

Name

Class

Date

SELECT ALL THAT APPLY: Which of the following must be true in order for organisms to be considered the same species?

They must be able to mate

They must be able to produce viable offspring

They must have structural similaries

They must have the same bone structure

The formation of a new species is called

Natural selection

Struggle for existence

Speciation

Darwinism

Evolution is...
(according to the video)

A change in the gene pool

A field of study where one studies weather.

The study of rock strata.

The study of cladograms

Which mechanism of evolution is represented by the pinky finger?

non-random mating

natural selection

population shrinks

mutation

Which mechanism of evolution is represented by the ring finger?

non-random mating

natural selection

population shrinks

mutation

Which mechanism of evolution is represented by the middle finger?

non-random mating

natural selection

population shrinks

mutations

Which mechanism of evolution is represented by the pointer finger?

non-random mating

natural selection

population shrinks

gene flow

Which mechanism of evolution is represented by the thumb?

non-random mating

natural selection

population shrinks

gene flow

What is a gene pool?

a place where genes can swim

change in a species

all the genes in a population

the opposite of natural selection

10.

What is non-random mating?

proof of common ancestry

when things don't go well on a date

randomly mating with others

choosing who you mate with

11.

Five hundred years after the deer had established a flourishing population in the park, a few of them venture back to their original woods and have babies with the deer there.

Genetic Drift

Mutations

Non-random mating

Gene flow

12.

Wolves from the Arizona mesa were transferred to the Colorado Rockies after a forest fire destroyed their habitat. They quickly became part of the local pack and had offspring.

Mutation

Natural Selection

Genetic Drift

Gene Flow

13.

What does the image represent?

Founder effect

Bottleneck effect

Natural Selection

Mutations

14.

7 Wild Mustangs were taken from the prairies of Iowa after a Texan Rancher purchased them and provided them with their own pasture. Those 7 Mustangs eventually became 122.

Genetic Drift (small popultaion)

Non-random mating

Gene flow

Mutations

15.

Bats are common in Texas, especially in rocky regions. Bats with longer hang claws have demonstrated higher fitness because of their ability to cling to rock while resting. This adaptation is becoming more frequent in the population. What mechanism of evolution is this?

Natural Selection

Non-random mating

Gene Flow

Genetic Drift

16.

Two groups of a turtle species are separated by a river. Which type of reproductive barrier is this?

geography

behavior

anatomy

timing

100 %

Biology - Five Fingers and Speciation

Total questions: 16

Worksheet time: 11mins

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