मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Mycorrhiza does not help the host plant in ______.

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प्रश्न

Mycorrhiza does not help the host plant in ______.

पर्याय

  • Enhancing its phosphorus uptake capacity

  • Increasing its tolerance to drought

  • Enhancing its resistance to root pathogens

  • Increasing its resistance to insects

MCQ
रिकाम्या जागा भरा
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उत्तर

Mycorrhiza does not help the host plant in increasing its resistance to insects.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 10: Microbes in Human Welfare - MULTIPLE CHOICE QUESTIONS [पृष्ठ ७१]

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एनसीईआरटी एक्झांप्लर Biology Exemplar [English] Class 12
पाठ 10 Microbes in Human Welfare
MULTIPLE CHOICE QUESTIONS | Q 12. | पृष्ठ ७१

संबंधित प्रश्‍न

Give the meaning of the Nif gene.


Identify free-living bacterial bio-fertilizer.


______ associated with plants like Azolla and Cycas can be used as a biofertilizers.


State any three benefits of mycorrhiza.


State any three benefits of Biofertilizers.


Mycorrhiza is a______ which forms a symbiotic association with the underground parts like rhizomes and root of higher plants.


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

Blue green algae are used as bio fertilizers because they ____________.


Which of the following symbiotic microorganisms is nitrogen-fixing?


Some blue-green algae are used as bio fertilisers of their ______.


Which one of the following is NOT a nitrogen-fixing organism?


Why are cyanobacteria considered useful in paddy fields?


Farmers are often suggested to use the following organism in their crop land so as to improve the soil fertility. Explain.

Rhizobium


Farmers are often suggested to use the following organism in their crop land so as to improve the soil fertility. Explain.

Anabaena 


Azolla is used as biofertiliser because it ______.


  1. Give an example of a genus of fungi that forms mycorhizal association with plants. 
  2. How does the plant derive benefits from this association?

Which of the following bacteria do not solubilize the insoluble rock phosphate?


Endomycorrhizae grow in ______ of higher plants.


What is the Greek etymological origin of the term 'mycorrhiza'?


What is the fundamental characteristic that defines biofertilizers as living organisms?


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