MCQ on Heredity and Evolution Class 10

Organic evolution is the process describing the gradual change in species over generations through natural selection, genetic variation, and environmental factors. It results in the adaptation and diversification of organisms, driving the development of biodiversity and new species. This MCQ on Heredity and Evolution Class 10 will help you to understand the fundamentals of genetics and evolution.

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1. 
Who proposed the theory of natural selection as a mechanism for evolution?

2. 
Which of the following is not a requirement for natural selection to occur?

3. 
What term describes the process by which a species splits into two or more descendant species?

4. 
Which concept explains the process by which unrelated species may independently evolve similar traits due to similar environmental pressures?

5. 
Which scientist proposed the theory of inheritance of acquired characteristics?

6. 
The study of the similarities and differences in the structures of living organisms is known as:

7. 
What term describes the preserved remains or impressions of organisms from a past geological age?

8. 
Which factor primarily leads to genetic variation in a population?

9. 
The process by which one species evolves into different species in response to various selective pressures is called:

10. 
The phenomenon where certain individuals within a population possess traits that enhance their survival and reproduction is termed:

11. 
Which of the following is a post-zygotic reproductive barrier that contributes to speciation?

12. 
The process of genetic change in a population over successive generations due to chance events is known as:

13. 
What is the term for the study of the geographical distribution of species?

14. 
Which of the following statements best describes the bottleneck effect?

15. 
Which of the following is a pre-zygotic reproductive barrier that prevents mating between species?

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