Advertisements
Advertisements
Question
Farmers are often suggested to use the following organism in their crop land so as to improve the soil fertility. Explain.
Rhizobium
Advertisements
Solution
Leguminous plants root nodules contain a symbiotic bacteria called rhizobium, which can fix atmospheric nitrogen.
APPEARS IN
RELATED QUESTIONS
Define biofertilizers. Give two types of fungal biofertilizers
State any three benefits of mycorrhiza.
State any three benefits of Biofertilizers.
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 |
Identify the CORRECT statement regarding Ectomycorrhizae.
Which of the following is a free-floating aquatic fern?
Which of the following is one of the basic elements considered in green revolution?
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 |
Why are blue green algae not popular as biofertilisers?
Which of the following organisms is a nitrogen-fixing bacterium that forms a symbiotic association with leguminous plants?
