Question

(a) "Plants do not have special respiratory organs but still they respire". Justify the
statement.
(b) Based on the diagram of human respiratory system name the following parts:
TO part where the air is filtered by fine hairs and mucus.
fii) part which terminates in balloon like structures.
structures where gaseous exchange takes place.
(iv) part that separates the abdominal cavity from the chest cavity.
(c) Using only flow chart, trace the path of O, from trachea to respiring tissue or cell in
human beings.
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Answer 1

No Idea

Please mark as BRAINLIST answer

Answer 2

Answer:

• Plants need carbon dioxide to get the energy out of the food they make. This is possible with Stomata. They don't have lungs to breathe and therefore they don't need a respiratory system.
• Plants need carbon dioxide to get the energy out of the food they make. This is possible with Stomata. They don't have lungs to breathe and therefore they don't need a respiratory system.Draw a diagram of respiratory system and label the following. (i) Part through which air is taken in. (ii) Part which protects the lungs. (iii) Part which carries the air into the lungs. Or (i) Part where air is filtered by fine hairs and mucus. (ii) Part which terminates in balloon-like structure. (iii) Balloon-like structures where exchange of gases takes place. (iv) Part which separates chest cavity from abdominal cavity.