$(a)$ Name the following:
$(i)$ Part where air is filtered by fine hair and mucus.
$(ii)$ Part which terminates in balloon-like structures.
$(iii)$ Balloon-like structures where exchange of gases takes place.
$(iv)$ Part which separates the chest cavity from the abdominal cavity.
$(b)$ Why is the rate of breathing in aquatic organisms much faster than in terrestrial organisms?
$(i)$ Part where air is filtered by fine hair and mucus.
$(ii)$ Part which terminates in balloon-like structures.
$(iii)$ Balloon-like structures where exchange of gases takes place.
$(iv)$ Part which separates the chest cavity from the abdominal cavity.
$(b)$ Why is the rate of breathing in aquatic organisms much faster than in terrestrial organisms?
(N/A) $(i)$ Nasal passage
$(ii)$ Bronchioles
$(iii)$ Alveoli
$(iv)$ Diaphragm
$(b)$ Since the amount of dissolved oxygen in water is fairly low compared to the amount of oxygen in the air,aquatic organisms must breathe much faster to obtain sufficient oxygen for their metabolic needs compared to terrestrial organisms.
$(ii)$ Bronchioles
$(iii)$ Alveoli
$(iv)$ Diaphragm
$(b)$ Since the amount of dissolved oxygen in water is fairly low compared to the amount of oxygen in the air,aquatic organisms must breathe much faster to obtain sufficient oxygen for their metabolic needs compared to terrestrial organisms.
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