Which of the following statements is correct?
- A$O_2$ is utilized by organisms to directly break down simple molecules like glucose,amino acids,fatty acids,etc.
- BEarthworms use a network of tubes (tracheal tubes) to transport atmospheric air within the body.
- CLungs are used by terrestrial organisms for the exchange of gases.
- DInsects use their moist cuticle to transport atmospheric air within the body.
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Similar Questions
The skin is a respiratory organ in ...........
Match the animals in Column-$I$ with their respiratory surface / organs in Column-$II$ and select the correct option:
Column-$I$ Column-$II$ $A$. Newts and tadpoles $I$. Plasma membrane $B$. Platyhelminthes $II$. External gills $C$. Reptiles $III$. Body surface $D$. Protists $IV$. Lungs
| Column-$I$ | Column-$II$ |
| $A$. Newts and tadpoles | $I$. Plasma membrane |
| $B$. Platyhelminthes | $II$. External gills |
| $C$. Reptiles | $III$. Body surface |
| $D$. Protists | $IV$. Lungs |
Which animal performs respiration but does not possess a specialized respiratory organ?
Easy
View SolutionMatch the Column $I$ with Column $II$.Column $I$ (Animals) Column $II$ (Respiratory organs / surface) $1$. Spider $a$. Internal gills $2$. Coelenterates $b$. Book lungs $3$. Frog $c$. Plasma membrane $4$. Fishes $d$. Lungs $e$. External gills
Choose the correct option.
| Column $I$ (Animals) | Column $II$ (Respiratory organs / surface) |
| $1$. Spider | $a$. Internal gills |
| $2$. Coelenterates | $b$. Book lungs |
| $3$. Frog | $c$. Plasma membrane |
| $4$. Fishes | $d$. Lungs |
| $e$. External gills |
Which animal has unpaired lungs?
Easy
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