IGCSE O Level Biology Online Tests
Human Respiration Multiple Choice Questions (MCQ) PDF Download
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The MCQ: Front of the ribs are attached to the; "Human Respiration" App Download (Free) with answers diaphragm, sternum, external intercostal muscles and internal intercostal muscles to study e-learning courses. Practice human respiration quiz questions, download Amazon eBook (Free Sample) for online college classes.
Human Respiration MCQs: Questions and Answers PDF Download
MCQ 1: Front of the ribs are attached to the
- diaphragm
- sternum
- external intercostal muscles
- internal intercostal muscles
MCQ 2: Dry mass is lost through
- lenticels
- respiration
- stomata
- limiting factor of enzymes
MCQ 3: Cuticular transpiration occurs in
- microorganisms
- animals
- plants
- none of others
MCQ 4: All are wrong in case of alveolar walls but,
- lining of single cells
- lining of multiple cells
- lining of palisade cells
- depend on the age of organism
MCQ 5: Over-breathing can be countered through
- in breath longer than out breath
- out breath longer than in breath
- excessive breathing
- holding breath
IGCSE O Level Biology Practice Tests
Human Respiration Learning App & Free Study Apps
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