In contrast to efficiency, effectiveness is determined without reference to costs and, whereas efficiency means doing the thing right, effectiveness means doing the right thing. tradeoff value for money...
If you know where your food is coming from then you can make an educated decision when in the supermarket. If you are referring to material goods then it is important to know so that people can choose to buy local products rather than those made overseas.This is better for the local economy. Some countries have very bad labor laws that allow exploitation of citizens, it is good to avoid buying products from these nations.t is important to know if a tornado is coming so you can get to a safe place such as a basement before it hits. If you have no warning and don't go for cover you are more lik â¦ ely to be injured or killed. 14 people found this useful.
Virtually all natural foods contain some fat. It is in foods because both plants and animals use fats as the most economical way to store energy. It is needed for their growth, development and function when there is a shortage of food supply (or a shortage of sunlight in the case of plants).Certain specific dietary fats have other essential functions. We are much like other animals so we do actually need some fat from our diet to survive.at has had bad press, to the extent that some foods are designed and marketed as âfat-freeâ. But it isnât all bad. In fact, getting some fat from our diet is absolutely vital. In this section, you will find out what fats are, why we need them, what they do for us and where we find them in our foods.