111. The bonding between the nitrogenous bases of one strand with another strand of DNA is done by
112. The most abundant gas emitted from volcanoes is
113. Carbonated beverages such as soft drinks and soda water contains mainly
114. The flavour of apple is mainly due to which one of the following ?
115. Vinegar is used as a condiment, and in the pickling of vegetables and other foods. What is the constituent of vinegar?
116. Which one of the following reactions is responsible for the transformation of inexpensive liquid vegetable fats into commercially important solid facts (e.g. ghee)?
117. If four balloons A,B,C and D are filled with hydrogen , oxygen, helium and nitrogen gases respectively and left in air, which baloon reaches to the highest distance from the Earth?
118. What is the process by which a lipid mass is converted into a number of small droplets?
119. Which one among the following metals is used in fireworks to make a brilliant white light ?
120. Which one of the following is the important ore of magnesium?
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