MCQ
Root nodules for nitrogen fixation of a non-leguminous tree possess
- ✓Frankia
- BRhizobium
- CAzotobacter
- DThiobacillus
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Conditions:
$1$. Burrowing in soil to escape high temperature.
$2$. Losing heat rapidly from the body during high temperature.
$3$. Bask in sun when temperature is low.
$4$. Insulating body due to thick fatty dermis.