MINERAL NUTRITION Set 2

Transports oxygen to the root nodule ✘ Acts as an oxygen scavenger ✘ Provides energy to the nitrogen fixing bacterium ✘ Acts as a catalyst in transamination ✔ NULL ✔ NULL NULL

27 ✘ 15 ✘ 17 ✘ 9 ✔ NULL ✔ NULL NULL

Only I ✘ I and IV ✘ II and IV ✘ All of these ✔ NULL ✔ NULL NULL

Only IV ✘ Only II ✘ I, II, III and IV ✘ All except II ✔ NULL ✔ NULL NULL

Fe ✘ Mg ✘ Ni ✘ Cu ✔ NULL ✔ NULL NULL

Coco air ✘ Rock cool ✘ Gravel ✘ All of these ✔ NULL ✔ NULL NULL

Nitrogenase ✘ Respiratory chain ✘ Growth regulators ✘ Chlorophyll ✔ NULL ✔ NULL NULL

Legumes are incapable of fixing nitrogen ✘ Legumes fix nitrogen through bacteria living in fruits ✘ Legumes fix nitrogen only by bacteria present in root nodules ✘ None of the above ✔ NULL ✔ NULL NULL

Sodium-potassium ✘ Nitrogen ✘ Chlorine ✘ Phosphorus ✔ NULL ✔ NULL NULL

A-Bacteria; B-Bacteroids ✘ A-Leghaemoglobin; B-Bacteroides ✘ A-Bacteroids; B-Bacteria ✘ A-Bacteroids; B-Leghaemoglobin ✔ NULL ✔ NULL NULL