Q.13 Bacterial cloning vectors and bacterial expression vectors are differentiated by the presence of (A) antibiotic resistance gene cassette (B) origin of replication (C) promoter and ribosome-binding site (D) unique […]
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IIT JAM Biotechnology Previous Year Question Paper 2025
HIV-1 Reverse Transcriptase
Q.12 Which of the following activities is NOT possessed by the human immunodeficiency virus-1 reverse transcriptase? (A) Synthesis of DNA from RNA (B) Synthesis of DNA from DNA (C) Degradation […]
IIT JAM Biotechnology Previous Year Question Paper 2025
16S rRNA Gene: Gold Standard for Bacterial Evolutionary Divergence
Q.11 Sequence comparison of which of the following genes is used as a measure of evolutionary divergence across bacterial species? (A) pbpG (B) slyD (C) 16S rRNA (D) 18S rRNA […]
IIT JAM Biotechnology Previous Year Question Paper 2025
Ohm’s Law: If Current Doubles, Resistor Power Becomes 4P
Q.10 An electric circuit with a resistor of constant resistance ‘R’ is maintained at a constant voltage ‘V’. Based on Ohm’s law, if the current ‘I’ through the circuit is […]
IIT JAM Biotechnology Previous Year Question Paper 2025
Which Terrestrial Biome Has Highest Animal Diversity?
Q.9 Which of the following terrestrial biomes has the highest animal diversity? (A) Tropical forest (B) Savana (C) Chaparral (D) Tundra Tropical forests host the highest animal diversity among terrestrial […]
IIT JAM Biotechnology Previous Year Question Paper 2025
Correct Order of Electronegativity for B, C, N, O, F
Q.8 The correct order of electronegativity of the given elements is (A) B > C > N > O > F (B) F > O > N > C > […]
IIT JAM Biotechnology Previous Year Question Paper 2025
Which Sweetener is Sweetest Based on ΔG° Binding?
Q.7 The standard free energy change (ΔG°) of the binding reaction between different sweet molecules and a common sweet taste receptor are given. Which amongst these molecules is the sweetest […]
IIT JAM Biotechnology Previous Year Question Paper 2025
Ploidy Level of Sporophyte in Angiosperms
Q.6 What is the ploidy level of a sporophyte in angiosperms? (A) n (B) 2n (C) 3n (D) 4n Ploidy Level of Sporophyte in Angiosperms: Correct Answer and Explanation The […]
IIT JAM Biotechnology Previous Year Question Paper 2025
Which Hormone is Produced by Adrenal Gland?
Q.5 Which one of the following hormones is produced by the adrenal gland? (A) Thyroxine (B) Cortisol (C) Insulin (D) Melatonin Cortisol is the hormone produced by the adrenal gland […]
IIT JAM Biotechnology Previous Year Question Paper 2025
Down Syndrome Caused by Trisomy 21
Q.4 In humans, Down syndrome is caused by (A) Trisomy 16 (B) Trisomy 18 (C) Trisomy 21 (D) Trisomy 22 Down Syndrome Trisomy 21: Correct Cause and Trisomy Explanations Down […]
