TG EAMCET (EAPCET) Zoology Multiple Choice Questions (MCQs)

Multiple Choice Questions - Organic Evolution (TGEAPCET)

1. 141. Which of the following is considered one of the strongest pieces of evidence for biological evolution?
   a) Fossil evidence
   b) Genetic mutations
   c) Human artificial selection
   d) Artificial breeding
   Answer: a) Fossil evidence
2. 142. Which theory of evolution suggests that organisms evolve by inheriting traits that are acquired during their lifetime?
   a) Lamarckism
   b) Darwinism
   c) Mutation Theory
   d) Modern Synthetic Theory
   Answer: a) Lamarckism
3. 143. In Darwin’s theory of evolution, which of the following is a key mechanism that drives natural selection?
   a) Overproduction of offspring
   b) Genetic drift
   c) Human intervention
   d) Gene flow
   Answer: a) Overproduction of offspring
4. 144. Kettlewell’s experiments on Biston betularia (peppered moth) are an example of:
   a) Mutation theory
   b) Natural selection
   c) Adaptive radiation
   d) Genetic recombination
   Answer: b) Natural selection
5. 145. The Modern Synthetic Theory of Evolution combines the principles of Darwin’s theory with:
   a) Mendelian genetics
   b) Lamarckism
   c) Gene flow
   d) Hardy-Weinberg Law
   Answer: a) Mendelian genetics
6. 146. Which of the following is an example of adaptive radiation?
   a) Darwin’s finches
   b) Kettlewell’s experiment on peppered moths
   c) The development of antibiotic resistance in bacteria
   d) The development of human races
   Answer: a) Darwin’s finches
7. 147. The Hardy-Weinberg Law describes:
   a) The role of mutations in evolution
   b) The genetic equilibrium in populations
   c) The inheritance of acquired characteristics
   d) The process of natural selection
   Answer: b) The genetic equilibrium in populations
8. 148. Speciation that occurs due to geographic isolation is known as:
   a) Sympatric speciation
   b) Allopatric speciation
   c) Reproductive isolation
   d) Genetic drift
   Answer: b) Allopatric speciation
9. 149. Which of the following is an example of reproductive isolation in animals?
   a) Geographical barriers preventing interbreeding
   b) Mutation in a single gene
   c) Genetic recombination during meiosis
   d) The formation of new species due to gene flow
   Answer: a) Geographical barriers preventing interbreeding
10. 150. The process of genetic drift is most significant in:
    a) Large populations with high genetic variation
    b) Small populations with low genetic variation
    c) Organisms undergoing natural selection
    d) Populations with constant gene flow
    Answer: b) Small populations with low genetic variation

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