[ Vocabulary ]
a symbiotic relationship in which one organism lives with, on, or in another and harms it
A. commenalism
B. parasitism
C. symbiosis
D. mutualism
Select your answer:

Random Topics:
Grammar & ReadingArticles and NounsSubordinate ConjunctionsPast Tense, Recount Text, and Future TenseQuantifiers, Countable and Uncountable NounsPresent Simple or Present ContinuousFuture or PastDemonstrative Pronouns and Verb TensesTenses - Irregular VerbsGrammar: so and suchOther quiz:
Grammar › View Types of sentences: Choose the answer choice which has the correct matching for the: Type of sentence – punctuation – job
A. Exclamatory – exclamation point – orders you to do something
B. Interrogative – question mark or period – asks you
C. Imperative – period or exclamation point – informs you
D. Declarative – period – informs you
E. None of the above
Grammar › View
Find the finite one?
A. I play soccer
B. Playing soccer is hard
