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O Level Biology Practice Test 286

Pollution: BOD and Eutrophication MCQ Questions PDF - 286

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Biology: Pollution: BOD & Eutrophication MCQ Quiz PDF Download

MCQ: The word BOD refers to the

A) Bidding of Dermatology
B) Binding of Dirt
C) Biochemical occupied Date
D) Biochemical Oxygen demand

MCQ: Self pollination is not possible in

A) dioecious plants only
B) pawpaw only
C) flowers
D) dioecious plants and pawpaw

MCQ: Glycogen (C24H42O21) is a type of

A) Monosaccharide
B) Disaccharides
C) ATPs
D) Polysaccharides

MCQ: Conserving metals may decrease

A) environmental pollution only
B) waste disposal only
C) minerals in the crust
D) environmental pollution and waste disposal

MCQ: Phagocytosis refers to

A) eating foreign particles
B) the formation of pus
C) gives hemoglobin red color
D) can result in a persons death

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