O Level Courses

IGCSE O Level Biology Practice Tests

IGCSE O Level Biology Online Tests

Ordinary Level Biology Multiple Choice Questions (MCQ) PDF Download

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Ordinary Level Biology MCQ Quiz PDF Download: IGCSE Biology MCQs

MCQ 1: Carbon dioxide (CO2) is released in the atmosphere through

A) respiration
B) combustion
C) decay
D) all of above

MCQ 2: In plants the term hydrophonics refers to growing

A) plants without soil
B) plants in air
C) plants in soil
D) plants in water

MCQ 3: Enzyme 'Enterokinase' is found in

A) saliva
B) gastric Juice
C) pancreatic Juice
D) intestinal juice

MCQ 4: Caseinogen is a form of

A) soluble milk proteins
B) insoluble milk proteins
C) cellulose
D) proteins

MCQ 5: Carbon (C) requirements are met through organic compounds in

A) autotrophic nutrition
B) photoautotrophic nutrition
C) chemoautotrophs
D) heterotrophic nutrition

IGCSE O Level Biology Practice Tests

Ordinary Level Biology Learning App & Free Study Apps

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O Level Biology App (Android & iOS)

ALL-in-ONE Learning App (Android & iOS)

O Level Biology App (Android & iOS)

O Level Biology App (Android & iOS)

SAT Biology App (Android & iOS)

SAT Biology App (Android & iOS)

Molecular Biology App (Android & iOS)

Molecular Biology App (Android & iOS)