Which is not an example of tissue

$\begin{array}{|p{0.3\linewidth}|p{0.6\linewidth}|} \hline Column\,\,-I & Column\,\,-II \\ \hline (p)\,\,Sponges & (I)\,\,Through\,\,tracheal\,\,tubes \\ \hline (q)\,\,Insects & (II)\,\,Through\,\,lungs \\ \hline (r)\,\,Molluscs & (III)\,\,Vascularized\,\,gills \\ \hline (s)\,\,Reptiles & (IV)\,\,Simple\,\,diffusion\,\,over\,\,their\,\,entire\,\,body\,\,surface \\ \hline & (V)\,\,by\,\,their\,\,moist\,\,cuticle \\ \hline \end{array}$

$p - q - r - s$

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The number of ATP and NADPH₂ molecules required for fixing one molecule of CO₂, in Calvin cycle is a:

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The hepatic portal vein carries blood from which organ to the liver?

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Three types of body cavity are

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Assertion : Mitochondria helps in photosynthesis
Reason : Mitochondria have enzymes for dark reaction.

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In some of the pteridophytes and gymnosperms the sporophyll aggregate at the apices of the main stem or its branches to form definite compact structures. The compact structures are called

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