Variations and Mutations Test 03 Preparation Online Shani Malik — January 16, 2021 in Biology Tests • add comment Variations and Mutations Test 03 Preparation Online 1. If all the organisms would have inherited same genotype there would have been?A. Something elseB. Better evolution C. Special type of evolution D. No evolution Loading... 2. Mutations were also called "Sports" by?A. None of themB. Oparin C. Lamarck D. Darwin Loading... 3. Difference in somatogenic and blastogenic variations is that?A. Former mayor may not be inherited but later are always inherited B. Both are inherited compulsorily C. Both are not inheritedD. Former are not inherited but later may be inherited Loading... 4. Change in gene pattern bringing about variations may be due to?A. Random distribution of homologous genes in meiosis B. All of theseC. Random union of gametes in fertilization D. Phenomenon of crossing over Loading... 5. Sudden changes in characteristics of organism due to chemical changes in their genetic materials are called?A. Mutations B. None of theseC. Variations D. Both (a) & (b) Loading... 6. "Gene Point Mutations" are?A. Changes in nucleotide sequence of DNA molecule usually at a single place affecting single gene B. Changes in chramosome effecting a number of genes simultaneously C. Alteration in number of chromosomes D. None of these Loading... 7. Who demonstrated development of important variations in mice reared at 5?C and 21?C?A. Bateson and PunettB. Tower and Agar C. Darwin and Walliace D. Huxley and Muller Loading... 8. Mutations occur during process of gametogenesis due to errors in chromosome duplication and crossing over by?A. All of these processesB. Inversion process C. Translocation process D. Deletion process Loading... 9. Who considered variations as characters acquired by the organisms during their life-time?A. Darwin B. LamarckC. Dodson D. De Vries Loading... 10. The term "Saltatory or Discontinuous Variations" was used by Bateson for?A. Sudden changes in the characteristics of organisms due to chemical changes in their genetic material B. Random union of gametes in fertilization C. Random distribution of homologous genes in meiosisD. Somatogenic changes occurring in organism during lifetime Loading... Loading... Related NTS Results Post:Variations and Mutations Test 05 Preparation OnlineVariations and Mutations Test 01 Preparation OnlineVariations and Mutations Test 04 Preparation OnlineVariations and Mutations Test 02 Preparation OnlineCentral Bank Test 02 Online PreparationChemistry MCQs Test 07 Online PreparationIslamiat Mcqs Test 03 Online PreparationIslamiat Mcqs Test 02 Online Preparation
