This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 7 Evolution – Quiz 48 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 7 Evolution Quiz 48 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following places the geologic time eras in order from oldest to most recent? A) Precambrian, Paleozoic, Mesozoic, Cenozoic. B) Mesozoic, Cenozoic, Paleozoic, Precambrian. C) Cenozoic, Mesozoic, Paleozoic, Precambrian. D) Precambrian, Cenozoic, Paleozoic, Mesozoic. Show Answer Correct Answer: A) Precambrian, Paleozoic, Mesozoic, Cenozoic. 2. The half-life of Carbon-14 is 5730 years. How old is a dinosaur bone when 12.5% of Carbon-14 remains? A) 5730 years. B) 11460 years. C) 17190 years. D) 22920 years. Show Answer Correct Answer: C) 17190 years. 3. This scientist stated that by using or not using a certain body part, organisms could change in their lifetime and that the trait gained would be passed down to their offspring. A) James Hutton. B) Charles Lyell. C) Jean-Baptiste Lamarck. D) Thomas Malthus. Show Answer Correct Answer: C) Jean-Baptiste Lamarck. 4. Which of the following is not a force that drives evolution? A) Mutation. B) Genetic Drift. C) Gene Flow a.k.a Migration. D) Predation. Show Answer Correct Answer: D) Predation. 5. Match each kingdom with it's domain.archaebacteria A) Eukarya. B) Archaea. C) Bacteria. D) None of the above. Show Answer Correct Answer: B) Archaea. 6. The field of biology that classifies organisms is called ..... A) Taxonomy. B) Phylogeny. C) Paleontology. D) Embryology. Show Answer Correct Answer: A) Taxonomy. 7. ..... is change over time. The process by which modern organisms have descended from ancient ones A) Hertiable traits. B) Survival of the fittest. C) Evolution. D) Biological diversity. Show Answer Correct Answer: C) Evolution. 8. What is is the study of how and why plants and animals live where they do? A) Evolution. B) Adaptive Radiation. C) Biogeography. D) Biogeology. Show Answer Correct Answer: C) Biogeography. 9. Over time, a species may change behavior or physical appearance in response to changes in the environment. This ..... helps organisms to survive better in the environment. A) Resistance. B) Adaptation. C) Genetic variation. D) Genetic change. Show Answer Correct Answer: B) Adaptation. 10. Scientist who studied corn genetics and discovered that genes can move and become active/inactive A) Charles Darwin. B) Barbara McClintock. C) Thomas Huxley. D) Eric Davidson. Show Answer Correct Answer: B) Barbara McClintock. 11. Structures that are inherited from a common ancestor are homologous. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 12. In the Hardy Weinberg Principle, what does 2pq$^{ }$stand for? A) Expected frequency of homozygous dominant genotype. B) Expected frequency of heterozygous genotype. C) Expected frequency of homozygous recessive genotype. D) None of the above. Show Answer Correct Answer: B) Expected frequency of heterozygous genotype. 13. Two allopatric species of sparrows have very similar niches when compared to two sympatric species of sparrows. What would be a good explanation for this? A) The allopatric species have no competition with one another so therefore can occupy similar niches. B) The sympatric species are usually mechanically isolated from one another. C) The sympatric species diverged from a common ancestor. D) The allopatric species are behaviorally isolated from one another. Show Answer Correct Answer: A) The allopatric species have no competition with one another so therefore can occupy similar niches. 14. Which of the following best describes the concept of natural selection in evolution? A) A process where organisms better adapted to their environment tend to survive and produce more offspring. B) A random change in the DNA sequence of an organism. C) The movement of individuals from one population to another. D) The intentional breeding of organisms to produce desired traits. Show Answer Correct Answer: A) A process where organisms better adapted to their environment tend to survive and produce more offspring. 15. Humans, birds, whales, and lizards all have similar arm bones. What is the reason for this? A) The function of these bones is the same in all animals. B) They live in similar environments. C) They have a common ancestor. D) All organisms resemble humans. Show Answer Correct Answer: C) They have a common ancestor. 16. The study of evolution by studying the development of the fertilized egg cell and its development into an organism is called A) Molecular Biology. B) Evolution. C) Embryology. D) Paleontology. Show Answer Correct Answer: C) Embryology. 17. In a food web, what is the primary function of a keystone species? A) To provide energy to all other species. B) To control the population of prey species. C) To decompose organic matter. D) To produce oxygen through photosynthesis. Show Answer Correct Answer: B) To control the population of prey species. 18. Artificial selection is a result of A) The environment. B) Human behavior. C) Mutation. D) Gene Flow. Show Answer Correct Answer: B) Human behavior. 19. Natural selection causes individuals to change their traits. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 20. Parrot P has a larger bill than other parrots of the same species. When Parrot P breeds, some of its offspring also have larger bills. Parrot P's large bill is most likely the result of A) A mutation. B) Natural selection. C) A change in diet. D) Inheritance of an acquired habit. Show Answer Correct Answer: A) A mutation. 21. What type of evidence of evolution compares fossils of the same organism to see how it has changes over thousands of years. Ex. horse started out with 4 toes and now has a hoof A) Microevolution. B) Fossil record. C) DNA evidence. D) None of the above. Show Answer Correct Answer: B) Fossil record. 22. In hominid evolution, which trend is generally observed regarding brain size from early ancestors to modern humans? A) Brain size has consistently decreased. B) Brain size has remained constant. C) Brain size has progressively increased. D) Brain size has fluctuated unpredictably. Show Answer Correct Answer: C) Brain size has progressively increased. 23. Which of the following processes of evolution are random? A) Genetic Drift. B) Natural Selection. C) Sexual Selection. D) None of the above. Show Answer Correct Answer: A) Genetic Drift. 24. If a population is suffering from genetic drift, which of the Hardy-Weinberg conditions is not being met? A) No gene flow. B) Random mating. C) Extremely large population size. D) No mutations. Show Answer Correct Answer: C) Extremely large population size. 25. Natural selection is the process by which ..... A) The age of selected fossils is calculated. B) Organisms with traits well suited to their environment survive and reproduce more successfully than organisms less suited to the same environment. C) Acquired traits are passed on from one generation to the next. D) All answers are correct. Show Answer Correct Answer: B) Organisms with traits well suited to their environment survive and reproduce more successfully than organisms less suited to the same environment. ← PreviousNext →Related QuizzesClass 12 Biology Chapter 7 Evolution Quiz 1Class 12 Biology Chapter 7 Evolution Quiz 2Class 12 Biology Chapter 7 Evolution Quiz 3Class 12 Biology Chapter 7 Evolution Quiz 4Class 12 Biology Chapter 7 Evolution Quiz 5Class 12 Biology Chapter 7 Evolution Quiz 6Class 12 Biology Chapter 7 Evolution Quiz 7Class 12 Biology Chapter 7 Evolution Quiz 8Class 12 Biology Chapter 7 Evolution Quiz 9Class 12 Biology Chapter 7 Evolution Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books