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Answers
Explanation:
1.Nutrition is the essential organic nutrients living organisms require for growth, maintenance, reproduction and repair. This is an essential process for the organism's survival. Living organisms require energy to survive; this energy is derived from nutrients, or food.
2.THEY SYNTHESISE THIER FOOD BY A PROCESS CALLED PHOTOSYNTHESIS. ... Photosynthesis is the physico-chemical process by which plants can convert light energy into chemical energy, in the form of food using atmospheric carbon dioxide and water as raw materials.
3.Vessel elements are the building blocks of vessels, which constitute the major part of the water transporting system in those plants in which they occur. Vessels form an efficient system for transporting water (including necessary minerals) from the root to the leaves and other parts of the plant.
4. a. Symbiosis is any type of a close and long-term biological interaction between two different biological organisms, be it mutualistic, commensalistic, or parasitic.
b. A substance that is needed to keep a living thing alive and to help it grow is called nutrients.
c. Saprotrophic nutrition is that nutrition in which an organism obtains its food from decaying organic matter of dead plants, dead animals and rotten bread, etc. ... The organisms having saprotrophic mode of nutrition are called saprophytes.
d. the process by which green plants turn carbon dioxide and water into food using energy from sunlight.
5.When the wheat dough is kept in open for few days, the formation of fungus and reproduction of yeast takes place. These fungi and yeast will become unfit for eating or for use. Since the formation of fungus takes place in the dough, it gives a foul smell.