Lakhmir Singh and Manjit Kaur Solutions for Chapter: Heredity and Evolution, Exercise 8: Long Answer Type Questions
Lakhmir Singh Biology Solutions for Exercise - Lakhmir Singh and Manjit Kaur Solutions for Chapter: Heredity and Evolution, Exercise 8: Long Answer Type Questions
Attempt the free practice questions on Chapter 4: Heredity and Evolution, Exercise 8: Long Answer Type Questions with hints and solutions to strengthen your understanding. Science for Tenth Class Part - 3 Biology solutions are prepared by Experienced Embibe Experts.
Questions from Lakhmir Singh and Manjit Kaur Solutions for Chapter: Heredity and Evolution, Exercise 8: Long Answer Type Questions with Hints & Solutions
How are those species which are now 'extinct' studied?
What do you understand by the term 'evolution'? State Darwin's theory of evolution.
Explain the terms 'analogous organs' and 'homologous organs' with examples.
In what way are analogous organs evidence for evolution?
Define 'speciation'. Explain how speciation occurs.
Will geographical isolation be a major factor in the speciation of a self-pollinating plant species? Give reason for your answer.
Define 'natural selection'.
"Only variations that confer an advantage to an individual organism will survive in a population". Do you agree with this statement? Give a reason for your answer.
