Answer:
The Person who receives the blood from the healthy person is called a donor.
Transfer = 10/100 of total energy.
<u>Explanation:</u>
Energy and matter is transferred from one organism to another by the process of food chain and food web. In food chain the organism of higher trophic level feeds on the organisms of lower trophic level. On feeding only 10% of the energy gets transferred to the organism of higher trophic level while the rest are being used in the metabolic processes and are produced as heat. This is called as ten percent energy transfer rule.
The mathematical representation of the transfer of energy is given as
Transfer = 10/100 of total energy.
At the end of the winter they are most numerous in fresh water. they will cover surface of aquatic plants or poles and wooden borders of ponds. If you like to study them you can scrape the brown growth with a flat piece of plastic. you can also use a sponge. for the free living (plankton) species fine mesh plankton net is very useful.