Plant cells lack

$\begin{array}{|p{0.3\linewidth}|p{0.6\linewidth}|} \hline Column\,\,-I & Column\,\,-II \\ \hline A.\,\,Cytokinin & i.\,\,Stimulates\,\,closure\,\,of\,\,stomata \\ \hline B.\,\,Ethylene & ii.\,\,Increases\,\,stem\,\,length \\ \hline C.\,\,Gibberellin & iii.\,\,Promotes\,\,lateral\,\,shoot\,\,grow \\ \hline D.\,\,Abscisic\,\,acid & iv.\,\,Found\,\,in\,\,large\,\,amount\,\,in\,\,tissues\,\,undergoing\,\,senescence. \\ \hline \end{array}$

$a - b - c - d$

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In which group of the following would you place the plants having vascular tissue and lacking seeds?

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What is true about Scorpion, cockroach and silver fish?

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Thorns, spines and prickles work as _____ in plants.

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Plasticity can be observed in the leaf of

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Photochemical reactions in the chloroplast are directly involved in.

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