In insects,oxygen is transported to various tissues by ...........
- ADiffusion through the body surface
- BTracheal system
- CRespiratory pigments in the blood
- DGills
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The respiratory organs vary in different animals due to their
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View SolutionChoose the correct option by matching the organisms in Column-$I$ with their respective respiratory organs in Column-$II$.
Column-$I$ Column-$II$ $(p)$ Sponges $(I)$ Through tracheal tubes $(q)$ Insects $(II)$ Through lungs $(r)$ Molluscs $(III)$ Vascularized gills $(s)$ Reptiles $(IV)$ Simple diffusion over their entire body surface $(V)$ By their moist cuticle
Find the correct sequence for $p-q-r-s$.
| Column-$I$ | Column-$II$ |
| $(p)$ Sponges | $(I)$ Through tracheal tubes |
| $(q)$ Insects | $(II)$ Through lungs |
| $(r)$ Molluscs | $(III)$ Vascularized gills |
| $(s)$ Reptiles | $(IV)$ Simple diffusion over their entire body surface |
| $(V)$ By their moist cuticle |
Find the correct sequence for $p-q-r-s$.
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