This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 7 Evolution – Quiz 57 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 7 Evolution Quiz 57 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Consists of all genes, including all the different alleles, that are present in a population A) Gene pool. B) Evolution. C) Fitness. D) Fossils. Show Answer Correct Answer: A) Gene pool. 2. Which kind of giraffe would be more fit to eat from tall trees? A) Giraffes with short necks. B) Giraffes with long necks. C) All the above. D) None of the above. Show Answer Correct Answer: B) Giraffes with long necks. 3. If you take antibiotics only the resistant bacteria survive and the non-resistant bacteria die. This is an example of ..... A) Resistance. B) Survival of the fittest. C) How antibiotics work. D) None of the above. Show Answer Correct Answer: B) Survival of the fittest. 4. When species evolve into another species; ..... occurs. A) Speciation. B) Extinction. C) Mutation. D) Natural Selection. Show Answer Correct Answer: A) Speciation. 5. Which of the following best explains the data observed in part 2 of our lab? A) Bacteria pass on their traits to their offspring. B) Bacteria choose their traits when they reproduce. C) Bacteria learn how to survive and teach these skills to their offspring. D) All bacteria offspring receive helpful random mutations that help them survive. Show Answer Correct Answer: A) Bacteria pass on their traits to their offspring. 6. Evidence of evolution A) Homologous structures. B) Variation. C) Analogous structures. D) Vestigial structure. Show Answer Correct Answer: D) Vestigial structure. 7. The species of finches that Darwin observed differed in the shape of their beaks. According to Darwin, all of these species probably differed due to ..... A) Natural selection. B) Had migrated from Africa. C) Had descended from similar birds in Africa. D) Ate the same diet. Show Answer Correct Answer: A) Natural selection. 8. Which of the following questions can best be answered with numerical (#) data? A) How did Addie feel when she took her medicine?. B) What traits did the bacteria have that made it dangerous?. C) How many bacteria remained after the first dose of medicine?. D) What type of medicine did Addie take?. Show Answer Correct Answer: C) How many bacteria remained after the first dose of medicine?. 9. Monophyletic Group A) Nada. B) MRCA & descendents. C) MCRA but not descendents. D) None of the above. Show Answer Correct Answer: B) MRCA & descendents. 10. Crossing over in the chromosomes during meiosis, conjugation between bacterial cells and fertilization of an egg cell with a sperm cell all will result in what? A) Transcription. B) Increase in genetic variation. C) Increase in chromosome numbers. D) Missense mutation. Show Answer Correct Answer: B) Increase in genetic variation. 11. Vertebrate embryos: A) Have similar stages of development, due to a common ancestor. B) Have different stages of development, due to a common ancestor. C) All the above. D) None of the above. Show Answer Correct Answer: A) Have similar stages of development, due to a common ancestor. 12. All of the following are part of Hardy Weinberg law for populations in equilibirum EXCEPT A) Large population. B) No immigration or emigration. C) No natural selection. D) Non random mating. E) No genetic mutations. Show Answer Correct Answer: D) Non random mating. 13. What type of selection favors the middle of a population curve? A) Stabilizing Selection. B) Directional Selection. C) Disruptive Selection. D) None of the above. Show Answer Correct Answer: A) Stabilizing Selection. 14. Which group of organisms can be considered a population? A) All buffalo in North America. B) A group of skunks living in the same forest. C) Freshwater salmon. D) Different kinds of butterflies living in the same patch of rain forest. Show Answer Correct Answer: B) A group of skunks living in the same forest. 15. The first three eons were:Hadean, Archaean, and Proterozoic. They are better known as: A) PreCambrian Time. B) Phanerozoic. C) Mesozoic. D) Cenozoic. Show Answer Correct Answer: A) PreCambrian Time. 16. Formation of new species. A) Artificial selection. B) Species. C) Speciation. D) Fossils. Show Answer Correct Answer: C) Speciation. 17. This structure could be leftover from an ancestor that had used the structure, and thus could provide evidence of divergent evolution. This structure no longer has a function, but is still present. A) Homologous. B) Analogous. C) Vestigial. D) None of the above. Show Answer Correct Answer: C) Vestigial. 18. Which can be used as evidence for evolution (change over time)? A) Fossils. B) Homologous Structures. C) Embryo Similarities. D) Biochemical Analysis. E) All are examples of evidence of evolution. Show Answer Correct Answer: E) All are examples of evidence of evolution. 19. A cell with a cell wall and large vacuole A) Plant Cell. B) Animal Cell. C) All the above. D) None of the above. Show Answer Correct Answer: A) Plant Cell. 20. Speciation is when ..... A) Two species seperate and become different organisms. B) Two species change environments. C) Two species interbreed to make a new one. D) A species adapts to an environment. Show Answer Correct Answer: C) Two species interbreed to make a new one. 21. Evidence for evolution reveals that closely related organisms have many different ..... characteristics A) Shared. B) Different. C) Ancient. D) Modified. Show Answer Correct Answer: A) Shared. 22. The white feathers of a snowy owl allow it to blend in with its environment during the winter months (snow). This is an example of ..... A) Species. B) Environmental Change. C) Adaptation. D) Variation. Show Answer Correct Answer: C) Adaptation. 23. Plants that grow on the shaded forest floor often have larger leaves than plants that grow in an open field. How does this adaptation help the forest plants? A) Large leaves gather water for the plants. B) Large leaves gather sunlight for the plants. C) Large leaves attract insects to the plants. D) Large leaves keep the insects warm. Show Answer Correct Answer: B) Large leaves gather sunlight for the plants. 24. True of False. Organisms evolve or change over time in response to their environment? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 25. How does comparing the embryos of different organisms support the theory of evolution? A) The embryos of all organisms are identical. B) The stages of development of the embryos of different organisms are extremely similar, thereby suggesting common ancestors. C) The embryos of any group of living things resemble the other embryos in that group. D) None of the above. Show Answer Correct Answer: B) The stages of development of the embryos of different organisms are extremely similar, thereby suggesting common ancestors. ← 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