A free living nitrogen fixing bacterium is
Clostridium
Azotobacter
Rhizobium
Both A and B
Additional Questions
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A biofertilizer which involves a pteridophyte host is |
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A fern commonly inoculated to paddy fields is |
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Biofertilizers include |
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If wheat field is inoculated with Rhizobium |
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A free living nitrogen fixing cyanobacterium which can also form symbiotic association with Azolla is |
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A neem product used as insect repellent is |
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A piosnous mushroom among the following is |
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A plant effective in ensuring safe delivery ans prevent abortions is |
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The most common old method of fish preservation is |
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A well known “Kumari Asav“ is obtained from |
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