Academic session 2026-27, Chapter 8 in the current curriculum.
Welcome to the NCERT Solutions for Class 10 Science - Chapter Heredity and Evolution. This page offers a step-by-step solution to the specific question from Exercise 1, Question 1:
If a trait A exists in 10% of a population of an asexually reproducing species and a trait B exists in 60% of the same population, which trait is likely to have arisen earlier?
. With detailed answers and explanations for each chapter, students can strengthen their understanding and prepare confidently for exams. Ideal for CBSE and other board students, this resource will simplify your study experience.If a trait A exists in 10% of a population of an asexually reproducing species and a trait B exists in 60% of the same population, which trait is likely to have arisen earlier?
B trait has 60% population and A trait has 10% population. It is clearly seen that A trait has less population than B trait. B traits have arisen earlier because of the higher population than A trait, i.e, 60%. And the A trait has 10% population which is less, it means that it has arisen some time ago in the environment.
In the following crosses write the characteristics of the progeny
| Cross | Progeny |
|---|---|
|
(a) RR YY x RR YY |
................................... |
NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:
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Welcome to the NCERT Solutions for Class 10 Science - Chapter . This page offers a step-by-step solution to the specific question from Excercise 1 , Question 1: If a trait A exists in 10% of a population of an asexually reproducing species and a trait B exists ....
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