Bacteria in Micro Organism
Bacteria in Micro Organism
Bacteria: They are among the smallest and oldest organisms on our planet and are found in four different shapes: rod-shaped (bacillus), spherical (coccus), curved (commas), and spiral (spirillum). Lactobacillus and Streptococcus are examples of bacteria. Some bacteria like saprophytic bacteria are useful which breakdown dead plants and animals. They are called decomposers. Some bacteria grow in the presence of oxygen and are called aerobic bacteria, those which grow in the absence of oxygen are called anaerobic bacteria.
Uses of Bacteria:
Commercial use or industrial use:
Harmful bacteria: They are generally parasites and cause large number of diseases in animals and plants. The disease caused in humans are tuberculosis, typhoid, tetanus, whooping cough, cholera and leprosy. Food spoiled by bacteria gives foul smell and bad taste.
Cause of leprosy is ________________. | |||
| Right Option : A | |||
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Which kind of bacteria is called 'cocci'? | |||
| Right Option : A | |||
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Cocci are _______________________ shaped bacteria. | |||
| Right Option : B | |||
| View Explanation | |||
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My experience was very good with Abhyas academy. I am studying here from 6th class and I am satisfied by its results in my life. I improved a lot here ahead of school syllabus.
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