Question
Which one of the following is aerobic asymbiotic N ₂
-fixing bacteria?Solution
Azotobacter is a genus of free-living bacteria that can fix atmospheric nitrogen in the absence of a symbiotic relationship with plants. It is capable of carrying out nitrogen fixation aerobically, meaning it can fix nitrogen in the presence of oxygen.
Which one of the following is a micro-nutrients in plants?
The most critical stage for irrigation in wheat is CRI. In wheat, CRI stage arises at (DAS)………………………
...The sensory neurons that transmit signals away from the central nervous system in insects are called:
The National Cooperative Consumers’ Federation was established during the ………Plan.
The following are the active constituents of papaverum somniferum
(i) Calatropin (ii) Codein (iii) Papavarine (iv) Hyocyamine
Bronzing is an after effect of ______deficiency in plants
National Institute of Nutrition (NIN) is based at
Pomology is
Type of silviculture system which can regenerate through seeds and majority have a long life is ___
Paecilomyces lilacinus is a chemical used for the control of __
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