8.
Ranjana wants to make a model of lungs to show how respiration happens. Suggest her
some low cast materials which are cheap and easily available to make this model?
Some relevant low cost material to give idea to make Lung Model
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Answer:
A jumbo size bottle of any cold drink(for space of lungs)
Two large size Balloons (for lungs)
A scotch tape.
3 to 4 pipes used for cold drinks ( to make trachea, bronchi, and broncioles)
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