GrammarQuiz.Net > Vocabulary
a symbiotic relationship in which one species benefits and the other species is neither helped nor harmed
A. commenalism
B. parasitism
C. symbiosis
D. mutualism
Yoke vs. YolkFlesh out vs. Flush out Some vs. Any
How to use : Read the question carefully, then select one of the answers button.
Tips : If this page always shows the same questions, make sure you correct the question first by pressing the "check answer" button.