Mineral Nutrition · Biology · AIIMS
Start PracticeMCQ (Single Correct Answer)
AIIMS 2018
Azolla is used as a biofertiliser because it
AIIMS 2018
Assertion Nitrogen-fixing bacteria of
legume root nodules survive in oxygen
depleted cells.
Reason Leghaemoglobin completely
removes oxygen from nodul...
AIIMS 2018
Assertion Magnesium is important in photosynthesis and carbohydrate metabolism.
Reason $$\mathrm{Mg}^{2+}$$ is involved in the synthesis of nucleic ac...