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Q.37 The enzyme which converts citrate to isocitrate in TCA cycle is: 1. Aconitase 2. Isocitrate dehydrogenase 3. Fumarase 4. Trans ketolase Aconitase is the enzyme that converts citrate to […]

Q.36 Jasmonic acid 1. is synthesized from linolenic acid 2. is growth promoter 3. delays leaf senescence 4. present in the mosses and ferns Jasmonic acid is synthesized from linolenic […]

Q.35 Lignin (A). is a polysaccharide (B). is second most abundant organic compound (C). is a polymer of aromatic alcohols (D). synthetic pathway is peroxidase dependent Choose the correct answer […]

Q.34 The total number of ATP is required for the conversion of one N2 to 2 NH4+ during biological N2 fixation? 8 ATP 10 ATP 12 ATP 16 ATP ATP […]

Q.33 ‘B’ gene of ABCD flower model is made silenced in a plant. Which of the whorl is absent in the plant. (A). Sepals (B). Carpels (C). Stamens (D). Petals […]

Q.32 Which is not a transmembrane protein? 1. ATP synthase 2. LHC 3. PS II 4. Ferredoxin Ferredoxin is not a transmembrane protein, making it the correct answer to this […]

Q.31 Which of the following technique is used to inactivate a gene by altering the DNA 1. Homologous recombination 2. Antisense nucleic acid block 3. Antibody microinjection 4. Introduction of […]

Q.30 Agrobacterium rhizogenes is used to genetically engineer the plant because of the following statement 1. It contains a Ti plamid 2. It causes gene transfer to plants 3. It […]

Q.29 Match List I with List II List I (Terms) List II (Example) A. Halophile B. Acidophile C. Thermophile D. Microaerophile I. Thermus aquaticus II. Treponema III. Halobacterium IV. Sulfolobus […]

Q.28 What are the basic properties of Gram positive (+ve) bacteria (A). Thick peptidoglycan layer is present (B). Teichoic acids are present (C). Periplasmic space is negligible (D). Outer membrane […]