IGCSE O Level Biology Online Tests
Human Respiration MCQ (Multiple Choice Questions) PDF Download
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The MCQ: Dry mass is lost through; "Human Respiration" App Download (Free) with answers: Lenticels; Respiration; Stomata; Limiting factor of enzymes; to study e-learning courses. Practice Human Respiration Quiz Questions, download Apple eBook (Free Sample) for online college courses.
Human Respiration MCQs: Questions and Answers PDF Download
Front of the ribs are attached to the
- diaphragm
- sternum
- external intercostal muscles
- internal intercostal muscles
Dry mass is lost through
- lenticels
- respiration
- stomata
- limiting factor of enzymes
Cuticular transpiration occurs in
- microorganisms
- animals
- plants
- none of others
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
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
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