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Biological nitrogen fixation is a symbiosis between soil bacteria and:

ALentil grasses
BLegume plants
CLettuce plants
DLemon plants
Answer & Solution
Correct answer: B. Legume plants
1. Peanuts, beans and chickpeas are named examples. 2. They host bacteria in root nodules. 3. So it is with legume plants. _Source: OpenStax Biology 2e, Chapter 31, Soil and Plant Nutrition._
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