Tag: GATE Life Science Previous Year Papers with Solutions

68. Which one of the following about the standard free energy change ( Δ𝐺∘′) and the equilibrium constant ( 𝐾𝑒𝑞 ) of an exergonic reaction, at pH 7.0 , is […]

67. Which combination of profiles in the following figure accurately represents the transport rate of glycerol and oxygen into 𝐸. coli cells as a function of their extracellular concentration? (A) […]

66. Which combination of the following statements about specialized transduction is TRUE? (P) Specialized transducing phages can transport only certain genes between bacteria (Q) Specialized transducing phages can transport any […]

65. Anammox organisms carry out (A) anaerobic reduction of NO3− (B) anaerobic oxidation of NH4+ (C) aerobic oxidation of NH4+ (D) aerobic oxidation of NO2− This article dives into the […]

64. The class of enzymes, which catalyze addition of groups to double bonds and non-hydrolytic removal of chemical groups, is (A) oxidoreductase (B) transferase (C) hydrolase (D) lyase The correct […]

63. Of the following, the most effective method to kill bacterial endospores is (A) moist heat sterilization (B) UV irradiation (C) filtration (D) pasteurization Bacterial endospores represent one of the […]

62. The classical way of representing taxonomic hierarchy of living organisms in ASCENDING ORDER is (A) genus, species, class, order, family (B) species, genus, order, family, class (C) species, genus, […]

61. Base-pair substitutions caused by the chemical mutagen ethyl methane sulfonate are a result of (A) hydroxylation (B) alkylation (C) deamination (D) intercalation Ethyl methanesulfonate (EMS) induces base-pair substitutions through […]

60. Match scientists in Group I with terms related to their major scientific contributions in Group II. Group I                        […]

59. Limulus Amoebocyte Lysate (LAL) assay is used to identify the presence of (A) endotoxin (B) exotoxin (C) anthrax toxin (D) tetanus toxin The Limulus Amoebocyte Lysate (LAL) assay serves […]