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प्रश्न
Name the aquatic fern commonly used in paddy fields as a biofertilizer.
उत्तर
The aquatic fern commonly used in paddy fields as biofertilizer is Azolla.
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संबंधित प्रश्न
How does the activity of each one of the following help in organic farming?
Cyanobacteria
______ associated with plants like Azolla and Cycas can be used as a biofertilizers.
Which of the following is one of the basic elements considered in green revolution?
Match the Column I (Organisms) with the Column II (Products they produce) and select the correct option.
| Column I | Column II | ||
| i. | Lactobacillus | p. | Cheese |
| ii. | Saccharomyces cerevisiae | q. | Curd |
| iii. | Aspergillus niger | r. | Citric Acid |
| iv | Acetobacter aceti | s. | Bread |
| t. | Acetic Acid |
An organism used as a biofertiliser for raising soyabean crop prediction is:
Which one of the following is NOT a nitrogen-fixing organism?
Glomus is a ______.
Why are blue green algae not popular as biofertilisers?
Farmers are often suggested to use the following organism in their crop land so as to improve the soil fertility. Explain.
Anabaena
- Give an example of a genus of fungi that forms mycorhizal association with plants.
- How does the plant derive benefits from this association?
