Practice MCQs Questions on Soil Fertility and Fertilizer Use for Agronomy NET+ARS(P)+STO

Practice MCQs Questions on Soil Fertility and Fertilizer Use for Agronomy NET+ARS(P)+STO Exam 2021-22

MCQ 1. 

Which was the first organic compound to be synthesized from inorganic materials:  

a. SSP 

b. MOP 

c. Urea 

d. DAP 

 

MCQ 2. 

Which element is now regarded as the 4th major nutrient:  

a. Calcium 

b. Magnesium 

c. Sulphur 

d. Potassium 

 

MCQ 3. 

Name the person who claimed that plants needed only saltpeter to grow:  

a. Van Helmont 

b. Francis Bacon 

c. Glauber

d. J V Leibig 

 

MCQ 4. 

Where were the oldest manorial trials established in India:  

a. Kanpur, UP

b. Pusa, Bihar 

c. Coimbatore, TN 

d. Pune, MH 

 

MCQ 5. 

Who isolated the bacteria responsible for N fixation in symbiosis with legumes:  

a. Carl Sprengel 

b. Hellriegel and Wilfarth 

c. Beijerinck 

d. Blackman and Bray 

 

 

Answer key is

Practice Compete Test Series (1200+MCQs) in AgriCoachingOnline App.

Answere Keys:  

ANS.: 1. c. Urea

ANS.: 2. c. Sulphur 

ANS.: 3. c. Glauber

ANS.: 4. a. Kanpur, UP

ANS.: 5. c. Beijerinck