Which of the following is a flowering plant with nodules containing filamentous nitrogen fixing micro-organism?
Crotalaria juncea
Cycas revoluta
Cicer arietinum
Casuarina equisetifolia
Swollen spongy petiole is present in
Belt's corpuscles and leghaemoglobin is found in plants belonging to
A plant called plantless root is
When the filaments are attached to the carpels throughout their whole length or by their anthers only, the condition is called
Fusiform roots are found in