BY Team Aakash Byjus

Evolution in Biology: CBSE Class 12 Term 2 Exam Revision Notes

Evolution in Biology is the study of life forms on the earth. Let us list the revision notes from this chapter:

The chapter is all about studying the

Modes of evolution.

The Big Bang theory is one mode of evolution that has many important points to study before appearing for the exams.

Add notes on topics like:  - Early Earth's Situation - Experiment by Louis Pasteur - The Oparin - Haldane theory of life's origin.

Keep some points highlighted about the experiment with Urey and Miller, survival of the fittest and paleontological proof.

Next, include the notes on the topics:

– Divergent evolution – Convergent Evolution – Embryological support     for evolution – Evolution by natural selection – Evolution by anthropogenic      action

Though the concepts are small, we must include notes on Darwin’s finches and Australian marsupial.

- Biological Evolution - Lamarck's theory of Evolution  - The Mechanism of Evolution

The most important topics of the chapter are:

 Some of the topics that can easily help you to score more are:

– Hardy - Weinberg Principle –Operation of natural     selection on different traits

In the end, add notes on a Brief Account of Evolution which also has the content about the origin and evolution of man.

Do not forget to include the above mentioned topics in your notes and share them with as many friends as possible.