Which of the following is a flowering plant with nodules containing filamentous nitrogen fixing micro-organism?
Crotalaria juncea
Cycas revoluta
Cicer arietinum
Casuarina equisetifolia
When two stamens are short and two are long, they are
Hairy styles are present in
In Amorphophallus and Colocasia $(Ariods)$ an extremely enlarged underground vertical stem meant for vegetative reproduction and storage is
Which one is a fleshy root