Biology

Basic lecture of this lecture is to present on Physical Activity. Regular exercise, included as part of the new food pyramid, is an important part in…

General objective of this lecture is to present on Teeth. There are 4 different types of tooth- incisors, canines, premolars and molars. These different teeth have different jobs. Incisors are cutting…

Nutrition means either preparation of food or Supply of nutrients for the release of energy. The chemical substances required for the production of energy, for the…

Prime objective of this lecture is to present on Nutrition for Healthy Life. You need each of the 6 food groups every day for best nutrition. The groups…

Fad Diets are the diets that promise quick weight loss and usually require you to eat specific types of food. The weight that you lose is…

Minerals and vitamins are called micronutrients since they are needed by your body in small amounts. The microminerals or trace elements include at least iron, cobalt,…

The aim of this lecture is to present on how can we describe the types of nutrition in living things. Here briefly focus on what…

Basic objective of this lecture is to present on Nitrogen Cycle. All life requires nitrogen-compounds, e.g., proteins and nucleic acids. The nitrogen fixing bacteria are found inlumps on…

The aim of this lecture is to present on Digestion- Foundation Level. This is a tutorial-study based lecture. Digestion is important for breaking down food into nutrients,…

General objective of this lecture is to present on Feeding Mechanism. Here briefly present on how a filter feeder obtains food: Stream of water carries particles/food; Mucus on…

Some animals don’t fit neatly into a single category because they have wider tastes. These animals, that feed on a combination of plants and animals,…

Prime purpose of this lecture is to present on Heterotrophic Nutrition. Heterotrophic nutrition is nutrition obtained by digesting organic compounds prepared by other plants or animal tissues.…