Which of the following parasites severely affects apiculture?
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Monocystis
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Nosema
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Enterocytozoon
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Eustrongylides
B
Correct answer
Explanation
Nosema apis is a microsporidian that invades the intestinal tracts of adult bees and causes nosema disease, also known as nosemosis. Nosema infection is also associated with black queen cell virus. It is normally only a problem when the bees cannot leave the hive to eliminate waste.