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Q.62 Blue light can directly induce opening of stomata. Blue light also triggersphotosynthesis in the guard cells, which indirectly induces stomatal opening.Which one or more of the following experimental approaches […]

Q.61 A drought tolerant rice genotype was found to be associated with a missensemutation in the gene A. Which one or more of the following experiments is/areappropriate to validate whether […]

Q60. Which one of the options given correctly matches the alkaloids in Group I with their source plants in Group II? Group I Group II P. Cocaine Q. Caffeine R. […]

Q.59 Consider the following four experimental observations (i, ii, iii, iv) on the effect ofthe FT gene on flowering transition in the shoot apical meristem (SAM) ofArabidopsis thaliana.i) The FT […]

Q.58 Central vascular cylinder or stele consists of the primary vascular system (xylemand phloem) and the associate fundamental tissue. Match the schematics of stelein Group I (xylem shown in green, […]

Q57 Match the following rice diseases in Group I with their causal agents in Group II Group I Group II (P) Blast smut (1) Sarocladium oryzae (Q) Sheath blight (2) […]

Q56 Periderm is a protective tissue found in stems and roots of gymnosperm and woody dicotyledons. It contributes to the increased thickness by secondary growth. Match the periderm components given […]

Q55 Match the tasks given in Group I with the associated techniques conventionally used as listed in Group II Group I Group II Ploidy analysis Profiling DNA methylation Identifying non-coding […]

Q.54 The ovule of a diploid species with 2n = 8 undergoes double fertilization. If thepollen is contributed by an individual with meiotic nondisjunction, thechromosome number of the zygote will […]

Q.53 Which one or more processes listed below DOES NOT/DO NOT produce carbondioxide during fermentation?(A) Brewing wine using yeast.(B) Baking bread using yeast.(C) Making yogurt using lactobacillus.(D) Making cheese using […]