Soil in a wheat field runs low in usable nitrogen. The bacterium that …

Question

Soil in a wheat field runs low in usable nitrogen. The bacterium that fixes it is:

Accepted Answer

C. Rhizobium

1. Plants cannot use nitrogen gas straight from the air.
2. One bacterium converts that gas into a usable form.
3. That bacterium is Rhizobium.
_Source: syllabus Science Class VII, Chapter 1, Nutrition in Plants._

Answer

Lactobacillus

Answer

Streptococcus

Answer

Penicillium

Soil in a wheat field runs low in usable nitrogen. The bacterium that fixes it is:

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