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ZAK TEST SERIES PLUS TWO -— 2022, Evolution, Score: 30, Time: 1 hr, PARTI, A. Answer any three questions from 1 to 4. Each carries 1 score. (3x1=3), 1. Rearrange the following in the order of their evolution period, Australopithecines ,Neanderthal man ,Homo sapiens ,Homo erectus,, Dryopithecus, 2. Vertebrates brain is an example for ----------3. Which theory talks about huge explosion that lead to origin of universe ?, 4. Note the relationship between the first pair and complete second pair, a) Natural selection : Darwin, Inheritance of acquired character: wwe, b) Heart of vertebrate : Homologous organ, Flipper of penguin and Dolphin : .............., B. Answer all questions from 5 to 6. Each carries 1 score. (2x1=2), 5. a) Identify the organism ,and write down the evolutionary phenomenon shown, by it., , ee, , 6. Darwin's theory of natural selection was independently proposed by -------, PART II, A. Answer any two questions from 7 to 9. Each carries 2 scores. (2x2=4), 7. Change in the Hardy- Weinberg equilibrium causes speciation, a) Write down four factors affecting the Hardy- Weinberg equilibrium., 8. Differentiate the terms adaptive radiation and parallel evolution., 9. a) Identify the phenomenon given below, , b) Explain the evolutionary process behind it., B. Answer any two questions from 10 to 13. Each carries 2 scores. (2x2=4), 10. Compare mutation and natural selection., 11.Differentiate the terms gene flow and genetic drift, 12.Compare homologous organs and analogous organs., 13. Compare stabilizing selection and directional selection