Variations and Mutations Test 04 Preparation Online Leave a Comment / Biology Tests / By Shani Malik Variations and Mutations Test 04 Preparation Online 1. One cannot induce a specific gene to mutate as?A. It will be a very expressive process B. Genes are located on chromosomes C. Genes are very small and not visible through compound microscopes D. Scientists have yet not found any method and have not been able to do so. Loading... 2. In bacteria the mutations can be induced by?A. Starving the bacteriaB. Exposure of organisms to high energy radiations C. Adding all the required substances in nutrient medium D. Growing different strains in the same medium Loading... 3. Process related with mutations where one or more chromosome pieces may fail to re-unite and dissolve in cytoplasm is called?A. Translocation B. Inversion C. Deletion D. None of these Loading... 4. What is the name for event during gametogenesis when pieces of chromosome may reunite atcorrect sites but with wrong ends?A. Inversion B. DuplicationC. Translocation D. Deletion Loading... 5. "In chromosomal Aberration the change involves a considerable part of chromosome so that a number of genes are affected simultaneously". Whether this is?A. Partially wrong statement B. A correct statement C. Totally wrong statement D. No statement Loading... 6. During gametogenesis when one or more pieces of chromosome may reunite at wrong sites is called?A. None of theseB. Inversion C. Deletion D. Duplication Loading... 7. Mutations among members of a species arise due to?A. Abrupt changes in genes B. Dominance of one character of parentsC. Infection by micro-organisms D. Hybridization Loading... 8. The mutations are mainly responsible for?A. Genetic continuity between individual and offsprings B. Variations in the organisms C. Increasing population rateD. Constancy in the organisms Loading... 9. Concept of a sudden genetic change which breeds true in an organism is visualized?A. Mutation B. Variation C. Independent assortment D. Natural selection Loading... 10. The rate of mutations can be increased by means of?A. Efficient Phototosynthesis B. X-rays C. Exposing roots to airD. Prolonged vegetative propagation Loading... Loading... Related NTS Results Post:Variations and Mutations Test 01 Preparation OnlineVariations and Mutations Test 05 Preparation OnlineVariations and Mutations Test 02 Preparation OnlineVariations and Mutations Test 03 Preparation OnlineIslamiat Mcqs Test 02 Online PreparationIslamiat Mcqs Test 03 Online PreparationIslamiat Mcqs Test 01 Online PreparationUrogenital System Test 07 Preparation Online
