The roots of which of the following plants are home to a variety of Nitrogen fixation bacteria? 
1. Lentils
2. Groundnut
3. Sugarcane
Select the correct option from the codes given below:

Answer: [A] Only 1 & 2

In legumes (pulses and groundnut) nitrogen fixing bacteria are found in root nodules. In sugarcane, such bacteria (Glucoacetobacter diazotrophicus) is found in stem; please remember this important fact.

This question is a part of GKToday's Integrated IAS General Studies Module