Class 8 Science Online Tests
Respiration and Breathing MCQ (Multiple Choice Questions) PDF Download
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The MCQ: The special organ in mammals, birds and reptiles is; "Respiration and Breathing" App Download (Free) with answers: Lungs; Air sacs; Stomata; Spiracles; to study online courses. Solve Respiration and Circulation Quiz Questions, download Apple eBook (Free Sample) for online elementary school classes.
Respiration and Breathing MCQ (PDF) Questions Answers Download
The ribs moves upwards and outwards when we
- inhale
- exhale
- digestion
- defecate
The special organ in mammals, birds and reptiles is
- lungs
- air sacs
- stomata
- spiracles
There is surrounding of rich capillaries around
- trachea
- alveoli
- nostril
- bronchi
Insects breath through small holes in their body called
- lungs
- air sacs
- stomata
- spiracles
The external part of nose through which air enters is called
- trachea
- alveoli
- nostril
- bronchi
Class 8 Science Practice Tests
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