IGCSE O Level Biology Entrance Exam MCQs – Mock Test 189

Lactose Quiz with Answers PDF Download – Test 189

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Lactose Quiz – Mock Test 189 PDF Download

MCQ 941: Lactose (C₁₂H₂₂O₁₁) is largely obtained from:

malt sugar
grape sugar
milk sugar
cane sugar

MCQ 942: Chitin is a form of:

complex peptone
complex DNA
complex plasmids
complex carbohydrates

MCQ 943: Four layers of gullet include:

serous coat
sub mucous coat
mucous layer
all of above

MCQ 944: Rate of peristalsis increases if the amount of adrenaline in blood is:

reduced for a shorter period of time
increased for a longer period of time
reduced for a longer period of time
increased for a shorter period of time

MCQ 945: Digestive processes of plants and animals:

can not be matched
are very similar
greatly vary
are alike due to similar digestive systems

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