Coal, which is readily available in most of the developing and developed world, has been used as a major source of fuel even in ancient human civilizations.
Answer:
Refraction
Explanation: Reflection is when light bounces off a medium at an angle back to its source.
Refraction bends light, so when it's transmitted through a prism, light is refracted into the colors of the spectrum.
Answer:
the series of processes by which nitrogen and its compounds are interconverted in the environment and in living organisms, including nitrogen fixation and decomposition.
option D is correct .
A scientific theory can be defined as :- an explanation of a feature in the natural worlds that can be repeatedly tested. This can be verified in accordance with scientific method by using different accepted protocols of observation , measurement and result evaluation.
Yes, evolution through selection procedure better organism in an absolute sense and yes, we are climbing the Scala nature
Explanation:
The process of natural selection influences the production of beneficial organism in a population. in this process organism with great evolutionary adaptation are produced. the organism which has better fitness in evolution has a great contribution in a gene pool.
Diversifying, directional, stabilizing, sexual etc are various ways in which the process of natural selection affects the variation and quality of traits in the population.
