Heredity and Evolution In-text & Exercise Question Solution. NCERT Class 10 Science Biology Chapter 9 explanation and answer.
Give an example of characteristics being used to determine how close two species are in evolutionary terms.
Will geographical isolation be a major factor in the speciation of an organism that reproduces asexually? Why or why not?
Will geographical isolation be a major factor in the speciation of a self- pollinating plant species? Why or why not?
Factors could lead to the rise of a new species
Why are the small numbers of surviving tigers a cause of worry from the point of view of genetics?
Why are traits acquired during the lifetime of an individual not inherited?
1. What are the different ways in which individuals with a particular trait may increase in a population?
How is the sex of the child determined in human beings?
3. A man with blood group A marries a woman with blood group O and their daughter has blood group O. Is this information enough to tell you which of the traits – blood group A or O – is dominant? Why or why not?