Q1. Which atmospheric gas escaped into space during the formation of the early Earth?A. OxygenB. HydrogenC. Carbon DioxideD. Nitrogen
Q2. Which of the following statements is correct?A. Homo habilis had a larger brain capacity than Neanderthals.B. Hardy-Weinberg equilibrium remains unaffected by gene flow.C. Fossil records serve as direct evidence of evolutionary history.D. Darwin’s theory of evolution is based on the inheritance of acquired traits.
Q3. Which of the following is NOT an example of homologous organs?A. Forelimbs of whales and batsB. Thorns of Bougainvillea and tendrils of CucurbitaC. Wings of birds and insectsD. Hearts of vertebrates
Q4. Which of the following is incorrect?A. Mutation can be beneficial, harmful, or neutral.B. Analogous organs have similar functions but different evolutionary origins.C. Homo erectus used tools but not fire.D. Fossil records provide evidence of evolutionary changes over time.
Q5. What did Darwin consider as the measure of fitness in natural selection?A. Physical strengthB. Reproductive successC. LongevityD. Ability to adapt quickly
Q6. Which of the following is incorrect?A. Industrial melanism is an example of anthropogenic evolution.B. Hardy-Weinberg equilibrium is maintained when there is random mating and no evolutionary forces.C. Homo erectus was the first hominid to use tools.D. Genetic drift can lead to significant evolutionary changes in small populations.
Q7. Which of the following statements is correct?A. The first living organisms were aerobic and photosynthetic.B. Lamarck’s theory is based on the inheritance of acquired traits.C. Genetic drift is more significant in large populations.D. Analogous organs have similar structures due to common ancestry.
Q8. Which theory of evolution proposes that evolution occurs through sudden and significant changes?A. GradualismB. PanspermiaC. SaltationD. Natural Selection
Q9. Which factor is NOT a condition for maintaining Hardy-Weinberg equilibrium?A. No mutationB. Random matingC. Small population sizeD. No gene flow
Q10. Which theory suggests that life originated from spores from outer space?A. AbiogenesisB. PanspermiaC. Endosymbiotic TheoryD. Chemical Evolution