Define biofertilizers.
- AOrganisms that enrich the nutrient quality of the soil.
- BChemical substances that increase soil fertility.
- CSynthetic fertilizers used for crop growth.
- DPesticides used to kill soil pathogens.
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Similar Questions
Which one of the following is not used as a bio-fertilizer?
Medium
View SolutionIdentify the correct statements regarding mycorrhiza:
$(1)$ Many members of the genus $Glomus$ form mycorrhiza.
$(2)$ It is responsible for all mineral absorption from the soil.
$(3)$ Such associations show benefits against drought and salinity in plants.
$(4)$ Mycorrhiza is a symbiotic association between fungi and roots of higher plants.
$(1)$ Many members of the genus $Glomus$ form mycorrhiza.
$(2)$ It is responsible for all mineral absorption from the soil.
$(3)$ Such associations show benefits against drought and salinity in plants.
$(4)$ Mycorrhiza is a symbiotic association between fungi and roots of higher plants.
Medium
View SolutionWhich of the following is a bacterium used as a biofertilizer?
Medium
View SolutionWhich aquatic fern is considered a very good biofertilizer?
Which one of the following helps in the absorption of phosphorus from soil by plants?
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