Answer:
The blood vessel from lungs to heart is pulmonary vein which carries oxygenated blood.
Watershed is the place where water of rain and snow get stored. The watershed contains surface water-and wetlands--and all the underlying ground water,lakes, streams, reservoirs. Lake is the major component of the watershed . The watershed can be used for various purpose like dams, hydrological modification etc.
Environmental change has to do with any kind of alteration that occurs in the natural environment.
<h3>What is environmental change?</h3>
The term environmental change has to do with any kind of alteration that occurs in the natural environment. These changes may be caused by a lot of factors and they may lead to changes in the kind organism that are found in the habitat.
Thus, the types of environmental changes demonstrated are;
African elephants have been hunted to near extension to obtain ivory - Human exploitation
The eruption of Mount Saint Helens destroyed some populations of conifers - Natural disaster
An infection with fungus reduced the population of the North Africa elm trees - Diseases
Increasing global temperatures have affected the migration patterns of humpback whales - Climate change
Learn more about environmental change:brainly.com/question/1568635
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1. The central nervous system including brain and spinal cord.
2. The peripheral nervous system including nerves coming out from the brain and spinal cord, i.e., cranial nerves and spinal nerves.
3. The autonomic nervous system including sympathetic nervous system and parasympathetic nervous system.
Explanation:
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