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(A) To determine the number of nitrogen-fixing organisms, let us analyze the list:$1$. $Azospirillum$: Free-living nitrogen-fixing bacteria.$2$. $Glom

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$5$

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(A) To determine the number of nitrogen-fixing organisms, let us analyze the list:$1$. $Azospirillum$: Free-living nitrogen-fixing bacteria.$2$. $Glomus$: A genus of arbuscular mycorrhizal fungi (not nitrogen-fixing).$3$. $Nostoc$: Cyanobacteria capable of nitrogen fixation.$4$. $Monascus 	ext{ } purpureus$: A fungus used for cholesterol-lowering statins (not nitrogen-fixing).$5$. $Yeast$: A fungus used in fermentation (not nitrogen-fixing).$6$. $Anabaena$: Cyanobacteria capable of nitrogen fixation.$7$. $Oscillatoria$: Cyanobacteria capable of nitrogen fixation.$8$. $Azotobacter$: Free-living nitrogen-fixing bacteria.$9$. $Trichoderma$: A fungus used as a biocontrol agent (not nitrogen-fixing).The nitrogen-fixing organisms are: $Azospirillum$, $Nostoc$, $Anabaena$, $Oscillatoria$, and $Azotobacter$.Total count = $5$.

How many of the following organisms are capable of nitrogen fixation?
Azospirillum, Glomus, Nostoc, Monascus purpureus, Yeast, Anabaena, Oscillatoria, Azotobacter, Trichoderma

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How many of the following organisms are capable of nitrogen fixation?Azospirillum, Glomus, Nostoc, Monascus purpureus, Yeast, Anabaena, Oscillatoria, Azotobacter, Trichoderma