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

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May, MightFamily Vocabulary and GrammarSynonyms and VocabularyModals for Ability, Possibility and PermissionCommasPast Simple - Present PerfectPresent Perfect and Simple Past TenseSentencesPronounciation and GrammarModal ProbabilityOther quiz:
Question Words › View……..are the chickens live?
The chickens live in the coop.
A. What
B. Why
C. Where
D. Who
Grammar › View
Choose the sentence that is correctly punctuated.
A. Philip, understanding history increases your understanding of today’s world.
B. Philip understanding history increases your understanding of today’s world.
C. Philip, understanding history, increases your understanding of today’s world.
D. Philip, understanding, history increases your understanding, of today’s world.
Polar bears don’t eat fruit,
A. Do they?
B. Do it?
C. Don’t it?
Vocabulary › View
What is the meaning of the word ‘destruction’?
A. To move people from a place of danger to a safer place
B. The act of destroying something
C. A machine that is used to check or record things
D. A person in your family who lived a long time ago
