Question Text
Question 2 :
which of these is a free living aerobic and anaerobic nitrogen-fixing bacteria respectively?
Question 4 :
W<span class="wysiwyg-font-size-medium">hich of the following agricultural implements is used to separate grain seeds from the chaff?
Question 6 :
.......... is the artificial application of water to the land or soil.<br/>
Question 7 :
What word describes the relationship between the plant and the nitrogen fixing bacteria?
Question 8 :
Which of the following irrigation procedure is/are followed when the land of cultivation is huge and the availability of water is scarce?
Question 9 :
The heat of dump grain in storage occurs due to .......... content and growth of moulds.
Question 11 :
The method of growing different crops alternatively on same piece of land is called _______________.
Question 13 :
Which of the following red pigment is associated with bacteria, Rhizobium?
Question 15 :
Which of the following is an example of a weed of Rabi season that infest wheat crop?