The International Day of Older Persons is observed on
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What is Gol Gumbadh ?
In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.
A group of people leading the way in new developments or ideas
Select the word with the correct spelling.
Four words are given, out of which only one word is spelt correctly. Choose the correctly spelt word and click the button corresponding to it.
The modern periodic table consists of 18 groups and 7 periods. What is the atomic number of the element placed in the 1st group and the 4th period?
________ is made by mixing iron with carbon and metals like chromium, nickel and manganese.
What is the name of the acid in grapes?