Question 1 What is meant by food preservation? Question 2 Name methods of preserving food? NCERT Solutions Class 8 Science Preservation of Food The food material like milk, fruits, vegetables, meat, fish and cooked food get spoiled easily. This is because they contain a lot of water due to which the food-spoiling micro-organism can grow in them easily. The … [Read more...] about Preservation of Food
Micro-organism:Friend and Foe
Disease causing micro-organism in animals
Question 1 Name the causative micro-organism of animal disease foot and mouth? Question 2 Name the causative micro-organism of animal disease Anthrax? Question 3 Name the causative micro-organism of animal disease Aspergillosis? Disease causing micro-organism in animals Some of the examples of diseases caused in animals by micro-organism are:Foot and mouth … [Read more...] about Disease causing micro-organism in animals
Disease causing micro-organism in plants
Question 1 Name one plant disease caused by fungi? Question 2 Name one plant disease caused by virus? Question 3 Name one plant disease caused by bacteria? Question 4 What is the mode of transmission of disease rust of wheat? Question 5 What is the mode of transmission of disease citrus canker? Question 6 What is the mode of transmission of disease yellow vein of … [Read more...] about Disease causing micro-organism in plants
Carriers of disease causing micro-organism
Question 1 Name any 2 diseases spread by housefly? Question 2 Name 2 insects which act as carrier of disease causing micro-organism? Question 3 Name the insect which acts as carriers of parasite of malaria? Question 4 Name the insect which carries dengue? Question 5 Name the diseases spread by mosquito? Question 6 Name the microbe which causes malaria … [Read more...] about Carriers of disease causing micro-organism
Food poisoning
Question 1 Define the term food poisoning? Question 2 How is food poisoning caused? Question 3 What are the various symptoms of food poisoning? Question 4 Name 2 bacteria which cause food poisoning? Question 5 Name a fungus which cause food poisoning? NCERT Solutions Class 8 Science Food poisoning If the food is not covered properly,stored properly or … [Read more...] about Food poisoning