Major microbial groups in soil are
A) bacteria, fungi
B) bacteria, fungi, algae
C) bacteria, fungi, algae and protozoa
D) bacteria, fungi, protozoa
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If the pH level of soil is below 7 then the soil is
Correct option is A) acidic
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A major part of the soil microbial biomass is composed of
Correct option is B) fungi
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Identify the correct matching from the following. List – A 1) Soil below pH7 2) Soil above pH7
C) 1 – b, 2 – c, 3 – a
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Microbial activity and nutrient absorption in soils is due to
Correct option is B) High pH
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Match the following: Group – A 1) Soil below pH 7 2) Soil above pH 7
Group – A Group – B 1) Soil below pH 7 H) Acidic 2) Soil above pH 7 E) Alkaline 3) Mineralization G) Soil microbes 4) Mycorrhiza A) Symbiosis 5) Biodegradable waste F) Dung 6) Non-biodegradable waste D) Radioactive waste 7) DDT C) Insecticide
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a. How can microbial cultures be used for the production of different metabolites?
a. Production of food, vaccines/ Production of primary metabolites; acids, alcohol/ Production of secondary metabolites: antibiotics/ Biotransformation reactions: enzymatic, steroids b. Strain improvement is done in order to maximize metabolite production...
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We are members of a number of groups at any given time. Explain the reasons that make people join groups.
Reasons: Security Status Self -esteem Satisfaction of one’s psychological and social needs Goal achievement Provide knowledge and information OR Primary group: pre-existing formations face-to-face interaction and members have close physical proximity central to individual’s functioning boundaries are less permeable. Secondary groups: individuals join by...
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state any five types of soil in India and explain the characteristics and distribution of soil?
Soil Type Characteristics Distribution Forest and mountain soils Differ from region to region depending on climate. Formation - due to mechanical weathering caused by snow, rain, temperature variation Chemical properties - are deficient in potash, phosphorus and lime. Nature...
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The top 8 inches of soil of one acre may contain ……….. of bacteria and fungi.
(B) 5 1/2 tons
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The soil found in Northern Great Plains and coastal plains Red soil Alluvial soil Black soil Laterite soil
Alluvial soil.
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