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Question

A researcher is studying how small differences among individuals over generations contribute to the emergence of new life forms. Which process does this scenario illustrate?

This question was previously asked in
RRB Group D 2025 Question Paper (18-Aug-2026) (Shift 1)
The correct answer is

Evolution of biodiversity

Small heritable variations accumulating across successive generations, eventually giving rise to new life forms/species, is the defining description of evolution and the resulting biodiversity.

Hence, this scenario illustrates the evolution of biodiversity.

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Similar Questions

  1. What is the primary mechanism through which sexual reproduction generates genetic diversity in the offspring?

  2. How many contrasting characters were used by Mendel to formulate the laws of inheritance?

  3. Why does the amount of DNA NOT keep doubling during sexual reproduction in animals?

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  7. Who wrote the book named 'Origin of Species'?

  8. In species, ______ can provide an advantage for survival or can contribute only in genetic sequence.

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  10. A monohybrid cross involves ________ pair(s) of contrasting characters.


Important Questions from Genetics and Evolution

  1. Which one of the following is a nonsense codon in universal code?

  2. Which one of the following is an example of Analogous organs?

  3. Which base of a codon is called wobble base?

  4. How many different kinds of gametes will be produced by a plant having the genotype AABbCC?

  5. Pair of genes that occupy a specific location on a particular chromosome and control the same trait is termed as _________.

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