Which of the following statements about polle | vedclass

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(C) The pollen grain wall consists of two layers: the outer exine and the inner intine.$1$. The exine is made of sporopollenin,which is one of the mos

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The intine of a pollen grain is thick and continuous.

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(C) The pollen grain wall consists of two layers: the outer exine and the inner intine.$1$. The exine is made of sporopollenin,which is one of the most resistant organic materials known.$2$. The intine is a thin and continuous layer made of cellulose and pectin.$3$. Statement $C$ is incorrect because the intine is thin,not thick.$4$. Pollen grains are indeed rich in nutrients,used as supplements,and $Parthenium$ (carrot grass) pollen is a known cause of chronic respiratory allergies.

Which of the following statements about pollen grains is incorrect?

Similar Questions

$P -$ This cell is big,has abundant food reserve and a large irregularly shaped nucleus.
$Q -$ This cell is small and floats in the cytoplasm of the vegetative cell. It is a spindle-shaped cell with dense cytoplasm and a nucleus.
$\quad\quad \quad P \quad \quad Q$

When mature anthers of $Datura$ $innoxia$ are cultured in a culture medium supplemented with phytohormones named kinetin,coconut milk,and plum juice,several embryos can be obtained floating inside the microsporangia. These embryos can develop into plants that are:

Microsporangia develops into

In flowering plants,the archesporium gives rise to.......

Germpore is the region where the exine is

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