Microorganisms grow on other organisms are
A) Parasites
B) Saprophites
C) Autotrophs
D) Heterotrophs
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Observe the following a and b statements. a) Plants which grow in moist and wet soil do not grow properly.
A) a and b both are true
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The process of converting organic forms of elements to their inorganic forms by soil microorganisms is known as
B) mineralization
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The flow of nutrients from living organisms to environment and from environment to living organisms occur through
A) Biogeochemical cycles
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When we cut trees to construct industries or roads for transportation, we should grow trees in other areas.
Answer is (C) Recover
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Important microorganisms that help in increasing soil fertility by decomposing biomass are
C) Micro – Arthropoda
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Microorganisms were first studied by ………
C) Leeuwenhoek
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Microorganisms which cause diseases are called
(B) Pathogens
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Name the scientist, who experimentally proved that microorganisms could be killed by boiling in 1768
(C) Lazzaro Spallanzani
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What will happen if we use vaccines containing strong or potent disease causing microorganisms?
A) There are high chances of getting infected with the disease.
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Disease-causing microorganisms are killed directly by consuming
(B) Antibiotics
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