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Activity 2.3 spoon of yeast powder to the sugar Take ½ kg... |
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commonly known antibiotics which are from the disease-cau... |
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Fig. 2.7 :The Nitrogen fixing cyanobacteria (blue green a... |
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microorganisms are called pathogens. There are some insec... |
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Table 2.1: Some Common Human Diseases caused by Microorga... |
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Table 2.2: Some Common Plant Diseases caused by Microorga... |
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Let us study the common methods Similarly, we keep our fo... |
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nitrogen cannot be taken directly by plants and animals. ... |
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KEYWORDS WHAT Y OU HA VE LEARNT ALGAE ➲ Microorganisms ar... |
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Fig. 3.2: A coal mine When heated in air, coal burns and ... |
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Exercises 1. Fill in the blanks. (a) Microorganisms can b... |
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S 5. What are the major groups of microorganisms? E S 6. ... |
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