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प्रश्न
Define biofertilizers. Give two types of fungal biofertilizers
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उत्तर
Definition : The biofertilizers are mostly nitrogen-fixing microbes which enrich soil with nutrients. Mycorrhiza is a fungus. It forms symbiotic association with the roots of higher plants. There are two types ; Ectomycorrhiza, Endomycorrhiza.
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संबंधित प्रश्न
Which one of the following is a free-living bacterial biofertilizer?
Which of the following is one of the basic elements considered in green revolution?
From the following pairs of microbes, identify the pair that has both the microbes that can be used as Biofertilizers.
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 |
The biological agent which is used to kill or check proliferation of disease causing agents is called ____________.
Which one of the following statement is correctly matched?
- 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 the following bacteria do not solubilize the insoluble rock phosphate?
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?
