The answer is 3 most finches beaks are to short and broad to collect nectar
Answer:
It is a route in which N2 in the atmosphere is converted into ammonia by prokaryotes using an enzyme complex (Nitrogenase), and an N pool is maintained in the ecosystems, which replenishes N losses. BNF occurs naturally in the soil by N fixing bacteria (Rhizobium and legumes/Azotobacter)
<span>Transport. hope this helps u (:</span>
