An unbalanced chemical equation is called a
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Out of the four alternatives, choose the one which can be substituted for the given words/sentences and click the button corresponding to it.
A place where astronomical observations are made
In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
things that have been discarded as worthless.
In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/Phrase.
By fits and starts
Ferns belong to which division of plants?
Atomic number of which of the following elements is greater than that of Copper?
The material used in electric heater is
Which of the following is a renewable source of energy?