Tag: nutrients and foodstuffs

The tapetal layer is of great physiological significance as all the food material entering into the sporogenous tissue diffuses through this layer. Ultimately the cells of tapetal layer disorganise. Thus, tapetum makes a nutritive layer for the developing microspores or pollen grains.

An essential nutrient is a nutrient that the body cannot synthesize on its own  or not to an adequate amount and must be provided by the diet. These nutrients are necessary for the body to function properly. The six essential nutrients include carbohydrates, protein, fat, vitamins, minerals and water. Carbohydrates are the main energy source for the brain. Protein is the major structural component of cells and is responsible for the building and repair of body tissues. Fat is an energy source that when consumed, increases the absorption of fat-soluble vitamins including vitamins A, D, E and K. 

Biological particles in the atmosphere often lack the necessary nutrients required to sustain metabolic activity or reproduction, limiting their survival time.

Nutrients give energy and keep your body running. Nutrients help build and strengthen bones, muscles, and tendons and also regulate body processes. Therefore, (d) is the correct answer.

For various interconnected activities taking place in the body, the energy and raw material is provided in the form of food. Therefore, (a) is the correct answer.

The meal that includes all the nutrients namely, carbohydrates, proteins, fats, vitamins and minerals in a required balanced proportion is known as a balanced diet.

Nutrients are substance present in food and essential to life and health. They provide energy, building blocks for repair and growth and are necessary to carry out a chemical process.

Nutrients are substance present in food essential to survive, growth and health. They include macronutrients i.e, consumed in large amounts like carbohydrates, proteins and fats. And micronutrients i.e consumed small amounts like vitamins and minerals.