Locomotion and Movement

Question

Which of the following is a flowering plant with nodules containing filamentous nitrogen-fixing micro-organism

  • casuarina equisetifolia

  • crotalaria juncea

  • cycas revoluta

  • cicer arietinum

Answer

A.

casuarina equisetifolia

The Casuarina tree has nitrogen fixing root nodules that harbor a filamentous streptomycete like nitrogen fixing organism called Frankia.

Sponsor Area