Disucss conservation efforst for an endangered mamals that lives in the grasslands along the river. Identify which steps in the nitrogen cyccle is associated with pollution?

Discuss conservation efforts for an endangered mammals that live in the grasslands along the river. Identify which step in the nitrogen cycle is associated with population?

Read the following statement regarding the mineral (i) Both Rhiqobium and Frankia are free living in soil, but as symbionts, can fix atmospheric nitrogen. (ii) Ammonia synthesis by nitrogenase requires 16 ATP for each ammonia produced. (iii) While most of plants can assimilate nitrate as well as ammonium ions, the latter is quite toxic to plnats and hence cannot accumulate in them. (iv) Along with the transpiration stream, the nodules of some plants export the fixed nitrogen as urides. Which of these are correct

A free-living nitrogen-fixing cyanobacterium which can also form symbiotic association with the water fern Azolla is :

Name two free living microorganisms which can fix nitrogen. Also write the name of the water ferm and a gymnosperm with whom some cyanobacteria have symbiotic association.