Microorganisms can be harmful to us in several ways. Here are a few examples:
1. Diseases: Some microorganisms, such as bacteria, viruses, and fungi, can cause diseases in humans. They can infect our bodies and multiply, leading to illnesses like common cold, flu, tuberculosis, and food poisoning.
2. Infections: Microorganisms can enter our body through various means, such as contaminated food, water, or air. Once inside, they can cause infections in different parts of the body, including the respiratory system, digestive system, urinary tract, and skin.
3. Allergies: Certain microorganisms, like molds and dust mites, can trigger allergic reactions in some individuals. These reactions can manifest as asthma, hay fever, skin rashes, or other allergic symptoms.
4. Decay and Spoilage: Microorganisms play a role in the decay and spoilage of food, leading to its deterioration and making it unsafe for consumption. This can result in foodborne illnesses and food wastage.
5. Environmental Impact: Some microorganisms can negatively impact the environment. For example, certain bacteria can cause water pollution, while others can lead to the degradation of natural resources like forests or damage crops.
It's important to note that not all microorganisms are harmful. Many microorganisms are beneficial and essential for various processes, such as decomposition, nutrient recycling, and even our own bodily functions.
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Answer:
Explanation:
Microorganisms can be harmful to us in several ways. Here are a few examples:
1. Diseases: Some microorganisms, such as bacteria, viruses, and fungi, can cause diseases in humans. They can infect our bodies and multiply, leading to illnesses like common cold, flu, tuberculosis, and food poisoning.
2. Infections: Microorganisms can enter our body through various means, such as contaminated food, water, or air. Once inside, they can cause infections in different parts of the body, including the respiratory system, digestive system, urinary tract, and skin.
3. Allergies: Certain microorganisms, like molds and dust mites, can trigger allergic reactions in some individuals. These reactions can manifest as asthma, hay fever, skin rashes, or other allergic symptoms.
4. Decay and Spoilage: Microorganisms play a role in the decay and spoilage of food, leading to its deterioration and making it unsafe for consumption. This can result in foodborne illnesses and food wastage.
5. Environmental Impact: Some microorganisms can negatively impact the environment. For example, certain bacteria can cause water pollution, while others can lead to the degradation of natural resources like forests or damage crops.
It's important to note that not all microorganisms are harmful. Many microorganisms are beneficial and essential for various processes, such as decomposition, nutrient recycling, and even our own bodily functions.
Answer:
Microorganisms cause diseases in animals, humans and plants.
• Bacteria cause diseases like tuberculosis, cholera, typhoid, etc. in humans.
• Foot and mouth disease is caused by virus in cattles.
• In plants, the productivity of wheat, orange apple, etc. is reduced due to microbial diseases.
• Some microbes like fungus causes food poisoning in humans.