Strategies For Enhancement In Food Production Question 480
Question: Yield of paddy field can be increased by application of [MP PMT 1997; CBSE PMT 1999]
Options:
A) Iron bacteria
B) Nostoc/Anabaena
C) Archaebacteria
D) Symbiotic bacteria
Show Answer
Answer:
Correct Answer: B
Solution:
They are the free living nitrogen fixing cyanobacteria and increase nitrogen content of moist soil and water bodies, which can be used in increasing paddy yield.