Because evolution itself is a very slow process. Having said that, the chance of having a continuum of various animals would mean that evolution would have progressed very fast. Because evolution is slow, different species establish themselves for different ecological niches and environments, this enables them to become better through time at a certain environment which then leads to eventual diversification in the number of species.
Positive - Due to urbanization, the people of rural areas settle in urban cites. These reduces the labour work which was done in rural areas and as they get water and electricity. The reduced labour work help them in maintaining their physical health
Negative - If people continues to enjoy the facilities and sit ideally doing nothing is much more worse than the above one. It causes obesity and can ultimately lead to heart attack
The techniques earthquake is a term which refers to the science of constructing buildings that are able to withstand the effects of an earthquake.
The instruments used to measure the intensity and direction of an earthquake are known as a seismograph and a seismoscope. The seismograph measures the movement of the ground during an earthquake. The seismoscope shows the direction of an earthquake.
The Intensity Scale is a scale that measures the intensity of an earthquake. It also measures the effects of an earthquake.
The correct answer is c trachea
It is important to know the division or phylum of the various plant species growing in your backyard so as to determine whether they will spread and ruin other crops and plants of yours. Not every plant is beneficial, so you need to know which ones to keep, and which to deplant.