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प्रश्न
Why are blue green algae not popular as biofertilisers?
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उत्तर
Blue green algae are not popular as biofertilisers because they causes algal bloom in polluted water bodies.
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संबंधित प्रश्न
How do biofertilisers enrich the fertility of the soil?
What are 'biofertilizers'? Explain them with suitable examples.
How does the application of cyanobacteria help improve agricultural output?
Which one of the following is a free-living bacterial biofertilizer?
identify the plants with which Anabaena, is associated.
VAM stands for ______.
Which one of the following is not a biofertilizer?
Which one of the following is not a nitrogen-fixing organism?
Which one of the following statement is correctly matched?
Azolla is used as biofertiliser because it ______.
- Give an example of a genus of fungi that forms mycorhizal association with plants.
- How does the plant derive benefits from this association?
Which of following organisms cannot fix nitrogen?
- Azotobacter
- Oscillatoria
- Anabaena
- Volvoх
- Nostoc
Choose the correct answer from the options given below:
Which of the following bacteria do not solubilize the insoluble rock phosphate?
How many statements are true about biofertilizers?
- They are nitrogen fixers.
- They are commercial preparation of live bacteria and fungi.
- Use of biofertilizers is expensive.
- There is only one type of biofertilizer.
- They are classified as inorganic.
Endomycorrhizae grow in ______ of higher plants.
Which cyanobacterium lives in association with the water fern Azolla and is widely used in paddy fields?
Which of the following is NOT a primary benefit of using biofertilizers in agriculture?
What is the structural feature of mycorrhiza that enables enhanced mineral absorption?
