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प्रश्न
- Give an example of a genus of fungi that forms mycorhizal association with plants.
- How does the plant derive benefits from this association?
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उत्तर
- Glomus
- The fungi help the plant, absorb essential nutrients from the soil while the plant in turn provides the fungi with energy-yielding carbohydrates.
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संबंधित प्रश्न
How do biofertilisers enrich the fertility of the soil?
Identify free-living bacterial bio-fertilizer.
Define estuary.
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 |
Mycorrhiza does not help the host plant in ______.
Farmers are often suggested to use the following organism in their crop land so as to improve the soil fertility. Explain.
Rhizobium
Name the microorganisms involved in the production of Roquefort cheese, Camembert cheese and Swiss cheese.
Which of following organisms cannot fix nitrogen?
- Azotobacter
- Oscillatoria
- Anabaena
- Volvoх
- Nostoc
Choose the correct answer from the options given below:
Which biofertilizer system is particularly significant for rice cultivation in paddy fields?
What is the Greek etymological origin of the term 'mycorrhiza'?
