IGCSE O Level Biology MCQs – Practice Test 9 (Chapter 15)

Respiration in Biology MCQs with Answers PDF – Download Test 9

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The "Respiration in Biology MCQs" App Download: Wastes of anaerobic respiration includes; MCQ with answers: ethanol, lactic acid, carbon dioxide, and energy. Solve Photolysis Quiz Questions, download Google e-Book (Free Chapter) to improve educational access.

Respiration in Biology MCQs PDF Download – Practice Test 9

MCQ 41: Breathing mechanism includes:

internal respiration
external respiration
inspiration
all of above

MCQ 42: Wastes of anaerobic respiration includes:

lactic acid
ethanol
carbon dioxide
energy

MCQ 43: In respiration , oxidation helps in:

photosynthesis
conversion of chemical energy into potential energy
conversion of radiant energy into chemical energy
conversion of potential energy into chemical energy

MCQ 44: Carbon dioxide (CO₂) can:

not be lost by root
be lost through root hairs
enter the root through root hairs
not be produced in tissue respiration

MCQ 45: In yeast, alcoholic fermentation results through:

aerobic respiration
anaerobic respiration
antirobic respiration
photosynthesis

IGCSE O Level Biology MCQs App & e-Book – Respiration in Biology Study Guide

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