+91-8076753736 support@wiredfaculty.com

Sponsor Area

Evolution

Question

Wired Faculty App

Assertion: Analogous organs are a result of divergent evolution.
Reason: Eye of octopus and of mammals depict divergent evolution.

If both assertion and reason are true and reason is the correct explanation of assertion.

If both assertion and reason are true but reason is not the correct explanation of assertion.

If assertion is true but reason is false.

If both assertion and reason are false.

Solution

D.

If both assertion and reason are false.

The organs which have similar functions but are different in their structural details and origin are called analogous organs. The analogous structures are the result of convergent evolution. Eyes of octopus and of mammals show different patterns of structure. Yet they perform similar functions, so they depict convergent evolution.

Some More Questions From Evolution Chapter

Which group of organisms were responsible for appearance of free oxygen in the atmosphere of the primitive earth ?

What is meant by the term fossil ?

What is the type of evolution in which the same structure developed along different directions due to adaptations to different needs ?

Name the different eras of geologic time scale.

What is single step large mutation?

Consider a thorn in Bougainvillea and a tendril in cucurbita. Are these two organs homologous or analogous ? Give reason.

Give two examples that represent adaptive radiation.

Which theory attempts to explain to us the origin of universe?

Evolution is a discontinuous process. Is it correct ?

Give the three key factors of the modern concept of evolution.

Mock Test Series

Mock Test Series

NCERT Sample Papers

Entrance Exams Preparation