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IGCSE A Level Biology Practice Test 28

Biology Online MCQ Questions and Answers PDF - 28

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Biology Online MCQ with Answers PDF Download: Quiz 28

MCQ 136: The addition of water in the carbohydrate is the reverse of condensation and is known as

A) polymerization
B) hydrolysis
C) titration
D) disintegration

MCQ 137: The incubation period of Vibrio cholera has a duration of

A) few hours to four days
B) 2 hours to five days
C) 2 hours to fifteen days
D) 30 minutes

MCQ 138: Nature of most intestinal enzymes is

A) acidic
B) alkaline
C) neutral
D) all of others

MCQ 139: The process in which a chemical substance extends to an adequate concentration, at a certain site in the body and can produce an unwanted effect in the body is termed as

A) poisoning
B) toxicity
C) sensitivity
D) adverse effect

MCQ 140: Vacuoles of plant cells are

A) permanent
B) semi-permanent
C) temporary
D) all of others

IGCSE A Level Biology Exam Prep Tests

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MCAT Biology App (Android & iOS)

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