Which of the following is NOT correctly matched?
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Iron and manganese present as pollutants in water cannot be removed by_____
The common name of lead (II) sulphide is
In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
Systematic study of election trends.
The act of speaking irreverently about sacred things
Which Virus causes Chicken Pox?
The web uses the __________ to request and serve web pages and programs.
______ Disk Encryption is a technology (hardware or software) where data is encrypted before storage.