Salting of fish leads to diffusion of water out of the fish, causing removal of water, making the fish drier and thus helping in preservation. The correct option among all the options that are given in the question is the second option or option "B". I hope that this is the answer you were looking forward to getting and it has helped you.
B) oxygen
Respiration is defined as the movement of oxygen from the outside air to the cells within tissues
The environment of an organism determines the selection pressures on it. For example, organisms with the ability to camouflage in a forest environment are more likely to survive, and be selected to pass their traits on.
Answer:
Water pollution is one of the most common type of pollution that leads to the deterioration of the water quality mainly due to the man-made interference. Direct and indirect pollution are two of its types. Direct pollution as the term suggests refers to the direct flow of pollutants in the water in contrast to the indirect pollution that accounts for the transport of pollutants eventually to the water body.
Explanation:
Direct pollution is characterized by the release of toxic fluid directly in the water body. The main source of this type of pollution are the toxic pollutants from the large factories. Some of the other sources includes solid waste from the household activities and waste from agricultural practice like fertilizers, and the waste generated by the waste water treatment plant.
It would have one electron because e<span>very element in the first column (group one) has one electron in its outer shell.</span>
