Q.31 Given below are four reactions of the glycolytic pathway catalyzed by the enzymes E1, E2, E3, and E4, as indicated. Which of these enzymes is/are NOT part of the […]
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GATE Life Science 2023 Previous Year Papers with Solutions
Herd Immunity Explained
Q.30 In a population, the probability of a susceptible individual getting infected withSARS–CoV–2 is low when a majority of individuals in the population becomesimmune to this virus. This phenomenon is […]
GATE Life Science 2023 Previous Year Papers with Solutions
Cell Fractionation Sedimentation Order
Q.29 When cell components are fractionated by sedimentation, the correct order (fromlower to higher gravitational force, g) in which the components get separated is_______.(A) nuclei, mitochondria, microsomes, and ribosomes(B) microsomes, […]
![Q.28 Determine the correctness or otherwise of the following Assertion [a] and the Reason [r]. Assertion [a]: On a per carbon basis, palmitic acid yields more ATP than glucose. Reason [r]: Carbons in palmitic acid are more reduced than those in glucose. (A) Both [a] and [r] are true and [r] is the correct reason for [a] (B) Both [a] and [r] are true but [r] is not the correct reason for [a] (C) [a] is true but [r] is false (D) [a] is false but [r] is true](https://www.letstalkacademy.com/wp-content/uploads/2025/12/slide_28-6.png)
GATE Life Science 2023 Previous Year Papers with Solutions
Palmitic Acid vs Glucose
Q.28 Determine the correctness or otherwise of the following Assertion [a] and theReason [r].Assertion [a]: On a per carbon basis, palmitic acid yields more ATP than glucose.Reason [r]: Carbons in […]
GATE Life Science 2023 Previous Year Papers with Solutions
Standard Cell Potential and Equilibrium Constant
Q.27 E° = 1.10 V for the following cell reaction: Zn(s) + Cu2+(aq) ↔ Zn2+(aq) + Cu(s) For this reaction, the equilibrium constant is y × 1037 at 298 K. […]
GATE Life Science 2023 Previous Year Papers with Solutions
Number of Radial Nodes for Valence Orbital
Q.26 The number of radial node(s) for the valence orbital of U(III) ion is _____ (ininteger).(Given: Atomic number of U is 92) Solution Overview Uranium (atomic number 92) has the […]
GATE Life Science 2023 Previous Year Papers with Solutions
Identifying Compound X Giving 2‑Phenyl‑2‑Propanol as Major Product
Q.25 Compound X gives alcohol P as the major product for the reaction shown below.Suitable option(s) for X is/are Introduction In this CSIR‑NET style Grignard reagent problem, compound X reacts […]
GATE Life Science 2023 Previous Year Papers with Solutions
HSAB Principle Solubility Trend
Q.24 According to Hard–Soft Acid–Base (HSAB) principle, the CORRECT option(s) forthe solubility trend in water is/are(A) AgF > AgCl > AgBr > AgI(B) LiBr > LiCl > LiF(C) AgF < […]
GATE Life Science 2023 Previous Year Papers with Solutions
E2 Elimination in Cyclohexane
Q.23 Compounds P and Q undergo E2 elimination with reaction rate constants of k1 andk2, respectively, as shown below. Which is/are the CORRECT option(s)?(A) k1 > k2(B) k2 > k1(C) […]
![Q.22 Match the coordination complexes given in Column I with the most appropriate properties in Column II. (Given: Atomic numbers of Mn: 25; Co: 27; Ni: 28) Column I Coordination complexes Column II Properties E. [Mn(H2O)6]2+ F. [CoF6]3− G. [NiCl4]2− H. [Ni(CN)4]2− 1. 5.92 Bohr Magneton (BM) 2. CFSE = 0.4 Δo 3. Metal ion hybridisation is sp3 4. Diamagnetic (A) E–1, F–2, G–3, H–4 (B) E–2, F–1, G–4, H–3 (C) E–4, F–2, G–1, H–3 (D) E–1, F–4, G–3, H–2](https://www.letstalkacademy.com/wp-content/uploads/2025/12/slide_22-6.png)
GATE Life Science 2023 Previous Year Papers with Solutions
Match the coordination complexes with their properties
Q.22 Match the coordination complexes given in Column I with the most appropriate properties in Column II. (Given: Atomic numbers of Mn: 25; Co: 27; Ni: 28) Column I Coordination […]
