Tag: GATE Life Science Previous Year Papers with Solutions

Q.92 Which ONE of the following processes does NOT occur in prokaryotic gene expression, but occurs in eukaryotic gene expression? (A) Transcription of mRNA, tRNA, and rRNA (B) Binding of […]

Q.91 The TATA box is found in the vicinity of the transcription start site. The role of this box is to (A) serve as a ribosome recruitment site (B) serve […]

Q.90 The end products of glycolysis include ATP, (A) CO2 and H2O (B) H2O and pyruvate (C) NADH and pyruvate (D) CO2 and NADH Glycolysis stands as the foundational metabolic […]

Q.89 The mitochondrion is NOT considered a part of the endomembrane system on account of which ONE of the following reasons? (A) It does not undergo structural changes (B) It […]

Q.88 During development of which ONE of the following organisms, bilateral meroblastic cleavage is found? (A) Mollusc (B) Fish (C) Bird (D) Amphibian Bilateral meroblastic cleavage questions test egg yolk distribution […]

Q.87 Which ONE of the following animals has “Osculum” as an excretory structure? (A) Hydra (B) Sponge (C) Jelly Fish (D) Sea pen Osculum excretory structure mcq questions test phylum-specific anatomy […]

Q.86 Small geographic areas with high concentrations of endemic species and a large number of endangered and threatened species are known as (A) endemic sinks (B) critical communities (C) biodiversity […]

Q.85 Which of the following statements are TRUE regarding recA mutants of E. coli? (P) Exhibit much reduced recombination (Q) Do not survive UV irradiation (R) Show no effect on […]

Q.84 Match items in Group I with sterilization methods in Group II. Group I (P) Ampicillin (Q) 1% glucose in phosphate buffer (R) Plastic syringe (S) Luria broth Group II […]

Q.83 Lethal dose curves of different microorganisms (1, 2, 3 and 4) are shown below. Which of these microorganisms are the most lethal? (A) 1 & 3 only (B) 1 […]