Question

Different kinds of food items spoil due to different reasons. Some foods spoil soon, some stay good for a long time. List some reasons and conditions in which food spoils quickly.

Answer 1

Hint: We desire to eat different types of food items during different periods of seasons. However, sometimes when we leave the food over to eat it after some time, we find that it smells and tastes different. Normally, elders suggest not to eat such food. It is because the food is spoiled or rotten (in case of fruits).

Complete answer:
Food which is left over to eat another can get spoiled completely and easily. However, it also requires some conditions to make the food spoil easily. They are
It is said that the food items are easily spoiled in dry and wet conditions. Thus, we can say that the food material spoils quickly in the rainy and summer seasons.

The following are the condition required to make the food items get spoil in less duration of time:
- When the food items are cooked and then left open to the air. The bacteria and viruses present in the air get in contact with these food items, they act on the component present in the food items like carbohydrates, proteins, and fats. They will release some toxic substances in this process thus, cannot be taken in by the other organisms
- The vegetables which are kept in hot conditions can get in contact with the microorganisms easily. Thus, they get spoiled rapidly.
- The pickles and murabba which are placed in wet areas can get in contact with the microorganisms like bacteria and viruses easily. Thus, they get spoiled rapidly.

Note: The reaction in which air or oxygen from the air is used to oxidize other substances is called the aerial oxidation. This process includes the deterioration of the quality of food when they are placed open to the air. It is caused due to the action of oxygen from the air. The term used to define the process of aerial oxidation is rancidity.