Microbes in Human Welfare questions
610 published questions with worked solutions.
- Highest number of antibiotics are produced by
- Which of the following non-photosynthetic bacteria fixes nitrogen without any plant association?
- A peculiar odour that prevails in marshy areas and cow-sheds is on account of a gas produced by
- An example for plant growth promoting rhizobacterium, which produces iron chelating substances, is
- An example for symbiotic bacteria
- Match the type of bacteria listed in column I with their activity given in column II. List-I: (A) Streptomyces (B) Rhizobium (C)...
- Match the following columns. List-I: (A) Escherichia coli (B) Rhizobium meliloti (C) Bacillus thuringiensis (D) Pseudomonas...
- Free living, aerobic, non-photosynthetic, nitrogen fixing bacterium is
- Find out the pairs, which are correctly matched? I. Cyanobacteria – Biopesticides II. Mycorrhiza – Solubilization of phosphate...
- All of the following statements concerning the actinomycetous filamentous soil bacterium *Frankia* are correct, except that it
- Which of the following is a free living nitrogen fixing bacterium present in the soil?
- Curing of tea is brought about by the activity of
- Which of the following are symbiotic bacteria?
- Maximum number of antibiotics are obtained from
- *Nif* genes occur in
- Which one of the following helps in absorption of phosphorus from soil by plants?
- Which of the following provides plant by fungi present in mycorrhiza?
- Mycorrhiza promotes plant growth by
- Identify from the following examples, a fungus, which is of medicinal importance
- Streptomycin is obtained from
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