Select the word with the correct spelling.
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In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
A substance that has no therapeutic effect, used as a control in testing new drugs.
to allay the sorrow or grief
Which of the following are the smaller planets than the size of the Earth?
Which among the following is not an inner planet?
Mercury is the _______ planet from the Sun.
Non-green plants lack which of the following?
Who was the first lady Governor of an Indian State?