Charles Darwin developed the idea of natural selection after a five-year voyage to study plants, animals, and fossils in South America and on islands in the Pacific. In 1859, he brought the idea of natural selection to the attention of the world in his best-selling book, On the Origin of Species.
Answer:
Due suitable environment and high productivity.
Explanation:
More fish are supplied by fish farming rather than from traditional because farms are build in order to harvest more fish by providing suitable environment to the fish. In transitional ways, fish are caught in nets from the rivers by local people for theirselves and the extra will sold in the market. In rivers there are less number of fish which does not meet the requirements of people so that's why commercial farming of fish can be done.
Answer:
The right answe is C.
Explanation:
The limit to how large any given population could be is defined by the concept of " carrying capacity". It refers to the fact that in nature populations grow much faster than resources do, and this impose a limit to population sizes (if there is no enough nutrition sources, the number of individual can not go up).
Oxygen is what animals need in order for Carbon Dioxide to be exhaled while breathing. This is part of what the Respiratory System does. Carbon also enters animals that are in contaminated environments such as living next to a factory or a polluted area.
Answer:
Nutrients
Explanation:
I say nutrients because the kidneys job is to seperate the toxins from the nutrients in your body.