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NCERT Solutions for Class 12

NCERT Solutions for Class 12 Biology Chapter 7 Free PDF Download

NCERT Solutions for Class 12 Biology Chapter 7 – Evolution

NCERT Solutions for Class 12 Biology Chapter 7 will help you to ace the unsolved problems in the Class 12 Science book prescribed by the NCERT for all the schools of CBSE. These NCERT Solutions present the best alternative and a very interesting way to learn, which helps to enhance your abilities and help to get ready for CBSE Class 12 exams.

The NCERT Solutions for Class 12 Biology Chapter 7 are prepared by our expert faculties to help you to prepare for your exams in a better way and enhance your score. These provide step by step solutions for the questions given in the NCERT textbook as per CBSE Board guidelines and are also prepared according to the exam pattern. In case you have a doubt while you are studying, we have a team of teachers who provide live doubt solving session only for you.

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Download NCERT Solutions for Class 12 Biology here

Download NCERT Solutions for Class 12 here

CBSE Class 12 Biology Chapter 7 Evolution

In NCERT Solutions for Class 12 Biology Chapter 7, you will learn about the origin of life and evolution of life forms or biodiversity on planet earth in the context of evolution of earth and against the background of evolution of universe itself, organisms that have evolved, dominated the earth and became extinct for various reasons, birds are the most direct ancestors to dinosaurs and it has been proved through the help of fossils.

Sub-topics covered under NCERT Solutions for Class 12 Biology Chapter 7

  • 7.1 – Origin of Life
  • 7.2 – Evolution of Life Forms – A Theory
  • 7.3 – What are the Evidence for Evolution?
  • 7.4 – What is Adaptive Radiation?
  • 7.5 – Biological Evolution
  • 7.6 – Mechanism of Evolution
  • 7.7 – Hardy – Weinberg Principle
  • 7.8 – A Brief Account of Evolution
  • 7.9 – Origin and Evolution of Man

NCERT Solutions for Class 12 Biology Chapter 7

In NCERT Solutions for Class 12 Biology Chapter 7, you will learn about the origin of life, the evolution of life forms, evidence for evolution,  adaptive radiation, biological evolution, mechanism of evolution, Hardy – Weinberg principle, evolution and origin, and evolution of man. Let us now discuss the subtopics include in NCERT Solutions for Class 12 Biology Chapter 7.

7.1 – Origin of Life

In this, you will study the origin of life, big bang theory which explains the origin of the universe.

7.2 – Evolution of Life Forms – A Theory

In this, you will study about the evolution of life by Miller’s experiment, experimental representation of the Miller experiment.

7.3 – What are the Evidence for Evolution?

In this, you will study about evidence for evolution in which paleontological evidence, homologous organs, analogous structures, biochemical evidence.

7.4 – What is Adaptive Radiation?

In this, you will study adaptive radiation which is the process of evolution of different species in the given geographical area starting from a point and radiating to other areas of geography.

7.5 – Biological Evolution

In this, you will study biological evolution in which the nature select for fittest and fitness is based on characteristics that are inherited.

7.6 – Mechanism of Evolution

In this, you will study about the mutation.

7.7 – Hardy – Weinberg Principle

In this, you will study the Hardy – Weinberg principle which states that allele frequencies in a population are stable and is constant from generation to generation.

7.8 – A Brief Account of Evolution

In this, you will study about evolution briefly.

7.9 – Origin and Evolution of Man

In this, you will study the origin and evolution of man from the ancestors.

You can download NCERT Solutions for Class 12 Biology Chapter 7 for free by clicking on the download button below

ncert solutions for class 12 biology chapter 7

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