Plant A in a nutrient medium shows whiptail disease. Plant B in a nutrient medium shows a little leaf disease. Identify mineral deficiency of plant A and B?

Write the role of nitrogenase enzyme in nitrogen fixation? 

Can the deficiency diseases be transmitted from one plant to another?

A farmer adds Azotobacter culture to the soil before sowing maize. How does it increase the yield of maize?

Give examples of Actively mobile minerals

What are NPK fertilizers?

What are siderophores?

Give examples of fungi involved in Nitrogen fixation?

Give the names of these plants.

What are skeletal elements?

Explain 'Mineral toxicity'.

Mention the symptoms of Aluminimum toxicity.

What is unique about Neottia and Monotropa.

Name the macro nutrient which is obtained by plants from mineral and non mineral sources?

Name two immobile elements found in plants.