Explanation
The antonym of "quiescent," which means inactive or at rest, is "active." "Fallow," "deactivated," and "asleep" all imply a lack of activity, making "active" the correct opposite.
Practice this MCQ: Find the word opposite in meaning to QUIESCENT.. Check correct answer and detailed explanation on MrProfessor.
The antonym of "quiescent," which means inactive or at rest, is "active." "Fallow," "deactivated," and "asleep" all imply a lack of activity, making "active" the correct opposite.