How does Nutrition take place in Human Beings?
In a human being the ingestion of food is brought about in mouth where it is crushed into fine pieces by teeth.
In a human being the ingestion of food is brought about in mouth where it is crushed into fine pieces by teeth.
According to the World Health Organisation (WHO) – Nutrition is the intake of food, considered in relation to the body’s dietary needs.
All those processes that maintain the body of an organism collectively are called as life processes.
There are many different types of technologies or technological models- such as Low-tech, Hi-tech, alternative, intermediate, appropriate, blended, hard, and soft technologies.
Cattle dung has been used in India to sweep cutcha houses and to make cakes for burning in kitchens. One of the best uses of dung is for making compost etc. manure. Indians, especially Hindus use cow dung for making compost, dung cakes and for religious purposes.
Anything from which we can derive energy is called as a source of energy. Since all the life processes need energy, energy is most important for our survival. Our body derives energy from the food we eat. Thus, the food we eat is the source of energy for our body. But this is not the whole story. We need energy for our growth and economic development as well.
Conservation of species in their natural habitats- in areas where they occur under normal conditions is called in-situ conservation.
This type of conservation strategy protects the entire area. Such an area is protected and maintained to conserve all the known or unknown species inhabiting it.
In this type of conservation, species are not isolated or provided with health care, food, or mating facilities. Only factors detrimental to species’ existence and development are eliminated in this conservation strategy. Human interference, such as hunting, cutting down trees, collecting firewood, etc., is completely banned in such areas.
We have many types of butterflies around us. These are good pollinators of crop plants and grass pollinators. Theecotrends lens has some images of these pollinators
Most animals of the same kind have same body parts. But their body parts differ in size, shape, colour and functions.
Everyone has stated experiencing heat with the start of changes in season. Everyone has started feeling need of fans, air conditioners, coolers and refrigerators. Walking of people outside houses has become still due to partial lockdown of corona phase 2 lockdown. Under these conditions people need electricity supply for rest and recreation.











