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प्रश्न
Write a short (1-2 sentences) note on the following: Pathogens
उत्तर
The germs that cause diseases to human beings and to other animals and plants are called pathogens. They spread the diseases from person to person or through the air or through the articles of the diseased persons. Pathogens may be different kinds of bacteria, viruses, fungi, protozoans or worms.
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संबंधित प्रश्न
Name the following:
Three mineral-deficiency diseases.
Fill in the blank in the following table:
| Vitamin | Name of the deficiency diseases | Source of vitamin | Function of vitamin |
| Vitamin A | __________ | __________ | __________ |
| __________ | Beri-beri | __________ | __________ |
| Ascorbic Acid | __________ | __________ | __________ |
| __________ | Rickets (in childhood) bones turn soft | __________ | __________ |
Mention the food constituents which may be lacking in one’s diet, in case of the following:
A person suffering from scurvy.
Mention the causal organisms of the following disease: Typhoid
Write, in brief, about the following: First-aid measures in case of cuts, burns, bites and stings.
Name the nutrient lacking in ones diet it a person suffers from: Tooth decay
Fill in the blank:
Lack of insulin may lead to ______.
State whether the following statement is True or False:
Gonorrhoea is a disease which is caused which is caused by bacterium tryponema palladium.
Beri beri is a disease which occurs due to lack of ______.
Which one of the following is not a bacterial disease?
