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प्रश्न
How do mycorrhizal fungi help the plants harbouring them?
उत्तर
The mycorrhizal fungi absorb phosphorus from the soil and transfer them to the host cells. They also impart resistance to host plants against root pathogens. They also help plants tolerate salinity and drought.
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संबंधित प्रश्न
Name the aquatic fern commonly used in paddy fields as a biofertilizer.
Match the column A with B and rewrite correct pairs.
| A | B | |
| i. | Symbiotic N2 fixing bacteria | VAM |
| ii. | Free-living N2 fixing bacteria | Rhizobium |
| iii. | Phosphate solubilizer | Nostoc |
| iv. | Endomycorrhizae | Microccocus |
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 |
VAM stands for ______.
VAM is a type of ______
An organism used as a biofertiliser for raising soyabean crop prediction is:
Biofertilizers are
Why are cyanobacteria considered useful in paddy fields?
What are biofertilisers? Give two examples.
Aspergillus niger is used to manufacture
