Which of the following statements are INCORRE | vedclass

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(C) Statement $i$ is incorrect because phytochrome is present in almost all parts of the plant,not just leaves.Statement $ii$ is correct; it exists as

Vedclass · Accepted Answer

$i, ii$ and $iv$ only

Vedclass · Answer

(C) Statement $i$ is incorrect because phytochrome is present in almost all parts of the plant,not just leaves.Statement $ii$ is correct; it exists as $P_r$ and $P_{fr}$.Statement $iii$ is correct; $P_r$ and $P_{fr}$ are interconvertible by red and far-red light.Statement $iv$ is incorrect because phytochromes are located in the cytoplasm or cell membrane of green cells,not specifically in the chloroplast.Statement $v$ is correct; $P_r$ form is inactive and does not promote flowering in $LDP$ (Long Day Plants) during the dark period.Therefore,statements $i$ and $iv$ are incorrect.

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