Advertisements
Advertisements
प्रश्न
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 |
उत्तर
| Column A | Column B | ||
| (i) | Compost making biofertilizer |
(d) | Actinobocteria |
| (ii) | N2 fixing biofertilizer | (a) | Azotobacter |
| (iii) | Fungal biofertilizer | (b) | Mycorrhiza |
| (iv) | Phosphate solubilizing biofertilizer |
(c) | Agrobacterium |
APPEARS IN
संबंधित प्रश्न
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.
1) Recommend two microbes that can enrich the soil with nitrogen
2) Why do leguminous crops not require such enrichment of the soil?
Explain the interrelationship between organic farming and biofertilizers, with the help of any three suitable examples.
Identify the CORRECT statement regarding Ectomycorrhizae.
Which of the following is a free-floating aquatic fern?
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 |
Which one of the following is not a biofertilizer?
Biofertilizers are
Farmers are often suggested to use the following organism in their crop land so as to improve the soil fertility. Explain.
Rhizobium
- Give an example of a genus of fungi that forms mycorhizal association with plants.
- How does the plant derive benefits from this association?
