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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
What is a heterocyst?
Name the aquatic fern commonly used in paddy fields as a biofertilizer.
Your advice is sought to improve the nitrogen content of the soil to be used for cultivation of a non-leguminous terrestrial crop.
- Recommend two microbes that can enrich the soil with nitrogen.
- Why do leguminous crops not require such enrichment of the soil?
Which one of the following is a free-living bacterial biofertilizer?
From the following pairs of microbes, identify the pair that has both the microbes that can be used as Biofertilizers.
Anabaena forms symbiotic relationship coralloid roots of ______.
VAM is a type of ______
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
Match the pairs:
| Column A | Column B | ||
| (i) | Compost making biofertilizer |
(a) | Azotobacter |
| (ii) | N2 fixing biofertilizer | (b) | Mycorrhiza |
| (iii) | Fungal biofertilizer | (c) | Agrobacterium |
| (iv) | Phosphate solubilizing biofertilizer |
(d) | Actinobocteria |
