121901. The gas used for artificial ripening of green fruit is ?
121902. Which one is an organic Acid ?
121903. The Chemical Symbol of Sodium is
121904. The most electropositive elements among the following is :
121905. Which gas is used to manufacture vanaspati from vegetable oil is
121906. Due to rusting the weight of iron
121907. Conduction band electrons have more mobility than holes because they are
121908. Mass number of a nucleus is :
121909. The average age of 24 students and their class teacher I sWhen the class teacher is removed the average becomes Then what is the age of the class teacher:
121910. Iodine can be separated from a mixture of Iodine and Potassium Chloride by ?
121911. A train of length 140 m travels with a speed of 72 km/hr.The time taken by the train to pass a telephone post is:
121912. The luster of a metal is due to :
121913. There are 50 students in a class.If 20 students passed in maths,25 students passed in English and 15 students passed in both English and Maths.How many students passed neither in Maths nor In English?
121914. The most abundant rare gas in the atmosphere is ?
121915. The metal that is used as a catalyst in the hydrogenation of oils is ?
121916. The nuclear particles which are assumed to hold the nucleons together are ?
121917. Biogas majorly contains ?
121918. Which of the following causes variation in the genetic material of progeny? 1.Sexual Reproduction 2.Asexual Reproduction 3.Mutations 4.Epigenetic changes Select the correct answer using the codes below
121919. Who among the following is the father of genetic engineering?
121920. Genetic Screening is
121921. Four resistors of 10000 ohm, 1000 ohm, 100 ohm and 10 ohm are connected in parallel. What will be their equivalent resistance
121922. Why does the sky appear blue in colour
121923. The function of AC dynamo is
121924. Which one of the following equation is used to convert observed time into normal time in time study ?
121925. Ratio of tensile strengths of woven and non-woven fabrics of GSM same would be
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