Choose the correct statement from the following:

Study the following statements and choose the correct option.
$I-$ Tapetum nourishes the developing pollen grains.
$II-$ Hilum represents the junction between ovule and funicle.
$III-$ In aquatic plants such as water hyacinth and water lily,pollination is by water.
$IV-$ The primary endosperm nucleus is triploid.

Rose plants produce large,attractive bisexual flowers but they seldom produce fruits. On the other hand,a tomato plant produces plenty of fruits though they have small flowers. Analyze the reasons for the failure of fruit formation in rose.

Choose the correct option regarding gametes.

Match List-$I$ with List-$II$:

List-$I$ (Types of Stamens)	List-$II$ (Example)
$A$. Monoadelphous	$I$. Citrus
$B$. Diadelphous	$II$. Pea
$C$. Polyadelphous	$III$. Lily
$D$. Epiphyllous	$IV$. China-rose

Choose the correct answer from the options given below:

Which of the following is correct about $NeelaKuranji$?