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56. Lophotrichous bacteria have (A) one flagellum (B) a cluster of flagella at one or both ends (C) flagella that are spread evenly over the whole surface (D) a single […]

55. Statements given below are either TRUE (T) or FALSE (F). Find the correct combination. P. Somatic embryo is unipolar in nature Q. Heterokaryon can be selected using a fluorescence-activated […]

54. Identify the CORRECT statements with regard to the function of plant hormones P. ABA is synthesized from chorismate and promotes viviparous germination Q. Auxin induces acidification of cell wall […]

53. With respect to germination of seeds, the CORRECT sequence of events is P. Seed imbibes water Q. Mobilization of starch reserve to embryo R. Diffusion of gibberellin from embryo […]

52. Which of the following statements are TRUE with regard to the similarities between Crassulacean Acid Metabolism (CAM) and C4 cycle? P. Stomata open during night and remain closed during […]

51. Identify the INCORRECT statements with respect to plastid transformation. P. Antibiotic used for selection of trasplastomic plant is spectinomycin Q. Chances of gene escape from transplastomic plants are high […]

50. Match the floral structures with the families and representative plant species. Floral structure                                  […]

49. Match the plant products with their sources and the plant parts from which they are obtained. Product                          […]

48. Match the name of the diseases with their causal organisms. Disease                                      […]

47. Identify the CORRECT statements with respect to functioning of ecosystem. P. A food chain is a series of organisms, each one feeding on the organism succeeding it Q. Food […]