please give Heredity and evolution exercise questions and answer class 10
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Heredity and Evolution ( All In-text and Exercise Questions Solved)
Exercise-9.1 Page: 143
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?
Solution:
Trait B appears to own arisen earlier because it is gift in larger fraction of the population. Since agamogenesis maintain the attribute within the population and make the relation with identical traits as gift in the oldsters.
2. How does the creation of variations in a species promote survival?
Solution:
Variations facilitate in header up with the changes within the surroundings. Thus variations promote the survival of the species.
Exercise-9.1 Page: 143
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?
Solution:
Trait B appears to own arisen earlier because it is gift in larger fraction of the population. Since agamogenesis maintain the attribute within the population and make the relation with identical traits as gift in the oldsters.
2. How does the creation of variations in a species promote survival?
Solution:
Variations facilitate in header up with the changes within the surroundings. Thus variations promote the survival of the species.
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