Homologous & Analogous Structures Review

1.

Multiple Choice

30 sec

1 pt

Structures that are inherited from a common ancestor are homologous.

True

False

2.

Multiple Choice

30 sec

1 pt

When would convergent evolution occur?

When organisms share a common ancestor

When organisms live in similar environments

When organisms become increasingly different

When organisms experience a change in their environment

3.

Multiple Choice

20 sec

1 pt

Humans, birds, whales, and lizards all have similar arm bones. What is the reason for this?

The function of these bones is the same in all animals

They live in similar environments

They have a common ancestor

All organisms resemble humans

4.

Multiple Choice

20 sec

1 pt

Bird wings and butterfly wings are an example of

Homologous structure

Analogous structure

Mimicry

Camoflague

5.

Multiple Choice

20 sec

1 pt

Shark fins and dolphin fins are examples of analogous structures.

True

False

6.

Multiple Choice

20 sec

1 pt

Analogous structures show common ancestry.

True

False

7.

Multiple Choice

30 sec

1 pt

When did life on Earth begin?

4.6 to 4.0 billion years ago

3.9 to 3.5 billion years ago

4.6 to 4.0 million years ago

3.9 to 3.5 thousand years ago

8.

Multiple Choice

30 sec

1 pt

Which of the following places the geologic time eras in order from oldest to most recent?

Precambrian, Paleozoic, Mesozoic, Cenozoic

Mesozoic, Cenozoic, Paleozoic, Precambrian

Cenozoic, Mesozoic, Paleozoic, Precambrian

Precambrian, Cenozoic, Paleozoic, Mesozoic

9.

Multiple Choice

20 sec

1 pt

A scientific theory is proven and based on evidence.

True

False

10.

Multiple Choice

1 min

1 pt

Individuals with favorable traits survive, reproduce, and pass their traits onto their offspring. This is called

Mutation

Adaptation

Evolution

Natural Selection

11.

Multiple Choice

20 sec

1 pt

Individuals within a population can evolve.

True

False

12.

Multiple Choice

1 min

1 pt

An organism's ability to survive and reproduce in its environment refers to its

Fitness

Variation

Selection

Mutation

13.

Multiple Choice

30 sec

1 pt

Which of the following pieces of evolution evidence deals with aged and identified fossils?

fossil record

comparative embryology

comparative biochemistry

comparative anatomy

14.

Multiple Choice

1 min

1 pt

Which of the following pieces of evolution evidence deals with comparing similar structures in various species?

fossil record

comparing embryology

comparing biochemistry

comparing anatomy

15.

Multiple Choice

1 min

1 pt

Which of the following pieces of evolution evidence deals with structures common in embryos that form differently or for different purposes in adult form?

fossil record

comparing embryology

comparing biochemistry

comparing anatomy

16.

Multiple Choice

30 sec

1 pt

Which of the following pieces of evolution evidence contain both homologous and vestigial structures?

fossil record

comparing embryology

comparing biochemistry

comparing anatomy

17.

Multiple Choice

1 min

1 pt

What is suggested by the similarity of early embryos of different species of vertebrates?

no evolutionary relationships between the groups

recent common ancestry

similar environments in the past

evolution from a distant common ancestor

18.

Multiple Choice

20 sec

1 pt

If an organism has a vestigial structure, that structure likely once had a function in a(n)

close relative

early ancestor

unrelated organism

embryological stage

19.

Multiple Choice

20 sec

1 pt

Some organisms that share a common ancestor have features that have different functions, but similar structures. These are known as

vestigial structures

analogous structures

homologous structures

fossil structures

20.

Multiple Choice

1 min

1 pt

Two organisms that are closely related would have

very similar DNA sequence

exactly the same DNA sequences

no proteins in common

completely different DNA sequence

21.

Multiple Choice

30 sec

1 pt

Mutations are important because they bring about

death of the organism in which they develop

genetic variation needed for a population to evolve

benefits for the individual, not for the population

Hardey-Weinberg equilibrium within a population

22.

Multiple Choice

20 sec

1 pt

The hind leg bones in a whale are examples of

homologous structures

analogous structures

fossils

vestigal structures

23.

Multiple Choice

20 sec

1 pt

How would you describe this evolution?

Homologous structure

Analogous structure

Structural adaption

Functional adaption

24.

Multiple Choice

1 min

1 pt

The structures shown are_________

homologous

heterologous

analogous

vestigial

25.

Multiple Choice

30 sec

1 pt

Biologists discover two rabbit species living on opposite sides of a large river. What could they do to test and see if these species came from a common ancestor?

Compare DNA sequences

Compare body structures

Compare protein sequences

All of these

Explore this activity with a free account