Match the following columns based on Bentham and Hooker's classification of Polypetalae:

Column-$I$	Column-$II$
$A$. Thalamiflorae	$i$. Gynoecium always bicarpellary
$B$. Calyciflorae	$ii$. Ovary superior
$C$. Bicarpellatae	$iii$. Receptacle cup-shaped
$D$. Inferae	$iv$. Receptacle dome-shaped
$E$. Heteromerae	$v$. Ovary inferior

Match the plants in Column-$I$ with their specific floral characteristics in Column-$II$ and select the correct option.

Column-$I$	Column-$II$
$(A)$ China rose	$(p)$ Thalamus disc-shaped
$(B)$ Lemon	$(q)$ Ovary inferior
$(C)$ Rose	$(r)$ Thalamus dome-shaped
$(D)$ Sunflower	$(s)$ Perianth
$(E)$ Bougainvillea	$(t)$ Thalamus cup-shaped
	$(u)$ Ovary superior

Identify the plant shown in the figure.

Justify the following statements on the basis of external features:
$(i)$ Underground parts of a plant are not always roots.
$(ii)$ Flower is a modified shoot.

Identify the correct set of statements :
$(a)$ The leaflets are modified into pointed hard thorns in Citrus and Bougainvillea
$(b)$ Axillary buds form slender and spirally coiled tendrils in cucumber and pumpkin
$(c)$ Stem is flattened and fleshy in Opuntia and modified to perform the function of leaves
$(d)$ Rhizophora shows vertically upward growing roots that help to get oxygen for respiration
$(e)$ Subaerially growing stems in grasses and strawberry help in vegetative propagation
Choose the correct answer from the options given below:

Triticum durum is ..... (in $n$)