Variations and Mutations Test 03 Preparation Online Leave a Comment / Biology Tests / By Shani Malik Variations and Mutations Test 03 Preparation Online 1. Who considered variations as characters acquired by the organisms during their life-time?A. Darwin B. De VriesC. Dodson D. Lamarck Loading... 2. Mutations were also called "Sports" by?A. Lamarck B. Oparin C. None of themD. Darwin Loading... 3. The term "Saltatory or Discontinuous Variations" was used by Bateson for?A. Somatogenic changes occurring in organism during lifetime B. Sudden changes in the characteristics of organisms due to chemical changes in their genetic material C. Random distribution of homologous genes in meiosisD. Random union of gametes in fertilization Loading... 4. Difference in somatogenic and blastogenic variations is that?A. Both are not inheritedB. Both are inherited compulsorily C. Former are not inherited but later may be inherited D. Former mayor may not be inherited but later are always inherited Loading... 5. Mutations occur during process of gametogenesis due to errors in chromosome duplication and crossing over by?A. Deletion process B. All of these processesC. Translocation process D. Inversion process Loading... 6. Change in gene pattern bringing about variations may be due to?A. Random distribution of homologous genes in meiosis B. Phenomenon of crossing over C. All of theseD. Random union of gametes in fertilization Loading... 7. "Gene Point Mutations" are?A. Changes in nucleotide sequence of DNA molecule usually at a single place affecting single gene B. None of theseC. Changes in chramosome effecting a number of genes simultaneously D. Alteration in number of chromosomes Loading... 8. If all the organisms would have inherited same genotype there would have been?A. Better evolution B. Something elseC. No evolution D. Special type of evolution Loading... 9. Sudden changes in characteristics of organism due to chemical changes in their genetic materials are called?A. None of theseB. Both (a) & (b) C. Mutations D. Variations Loading... 10. Who demonstrated development of important variations in mice reared at 5?C and 21?C?A. Darwin and Walliace B. Tower and Agar C. Bateson and PunettD. Huxley and Muller Loading... Loading... Related NTS Results Post:Variations and Mutations Test 01 Preparation OnlineVariations and Mutations Test 04 Preparation OnlineVariations and Mutations Test 05 Preparation OnlineVariations and Mutations Test 02 Preparation OnlineIslamiat Mcqs Test 02 Online PreparationIslamiat Mcqs Test 03 Online PreparationIslamiat Mcqs Test 01 Online PreparationUrogenital System Test 07 Preparation Online
