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An oyster which yields the pearl
A special large sized pearl found in Japan
A hard iridescent substance forming the inner layer of certain shells
Female individuals of certain species of shelled mollusk
Which of the following crop is known as Green Gold?
Which of the following determines the chemical properties of an element?
Which of the following determines whether a group of organisms that is from the same genus and species arise from a common source or from different sources?
Which of the following device is fully duplex?
Which of the following devices measures the depth of the ocean?
Which of the following diseases are caused due to a virus?
Which of the following does not contains silver?
Which of the following does not depict the correct link between technology and physics ?
Which of the following element has relative atomic weight that is made up to atom containing each of 17 protons, 18 Neutrons and 17 Electrons?
Which of the following element is most electronegative?