The symbiotic association between fungi and roots of higher plants is called:
1. Lichen
2. Mycorrhiza
3. Biofertilizer
4. BOD
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following cyanobacteria can fix atmospheric nitrogen?
A. Nostoc
B. Anabaena
C. Oscillatoria
D. Yeast
1. A, C, D
2. C, D
3. A, C
4. A, B, C
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following serve as biofertilizer in paddy fields?
(1) Bacteria
(2) Yeast
(3) Cyanobacteria (blue-green algae)
(4) Fungi
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following cannot be a biofertiliser?
1. Cyanobacteria
2. Fungi
3. Viruses
4. Bacteria
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn mycorrhiza association the fungal symbiont
helpful in :
1. Phosphorus nutrition.
2. Resistance to root borne pathogen.
3. Tolerance to salinity and drought.
4. All the above.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following bacteria help in nitrogen fixation from atmosphere?
A. Azotobacter
B. Rhizobium
C. Azospirillum
D. Lactobacillus
(1) A, C, D
(2) A, B, C, D
(3) B, C, D
(4) A, B, C
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe organisms which are used to enrich the nutrient quality of the soil are called:
1. Mycorrhiza
2. Biofertilizers
3. Yeast
4. Methanogens
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. Rhizobium
2. Nostoc
3. Mycorrhiza
4. Agrobacterium
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAmong the following pairs of microbes, which pair has both the microbes that can be used as biofertilizers?
1. Aspergillus and Rhizopus
2. Rhizobium and Rhizopus
3. Cyanobacteria and Rhizobium
4. Aspergillus and Cyanobacteria
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one is used/regarded as a biofertilizer?
1. An association between pteridophytes and cyanobacteria Anabaena
2. An association between gymnosperms and Nostoc
3. An association between legume and Rhizobium
4. All of the above
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology