Answer:
Explanation:
Rainforests are the sources of minerals, fruits and vegetables. This is because of the fact that the region acquires an annual rainfall of 250 and 450 centimeters. This supports the growth of diversity of floral species like sugarcanes, cinnamon, rubber, medicine and pineapples. Due to the availability of appropriate rainfall the region exhibit highly fertile soil which can support the agricultural practices. The region is also suitable for the mining of inorganic minerals as it is not completely inhabited by the human population therefore, the society will remain protected against the mining hazards. It is also ideal for the construction as the land will be occupied with aesthetic beauty of nature.
On the basis of above reasons the humans have impacted the rainforests on large scale. Therefore, the statement, Humans have impacted the rainforests through mining, agriculture, and construction. is true.
Answer:
element
Explanation:
An element cannot be broken down by any chemical means. However, nuclear reactions can lead to the generation of new elements.
Answer:
A. True
Explanation:
We continuously use drugs and antibiotics against the micro organisms. In the course of time, some microbes may develop resistance against these antibiotics by bringing changes or modifications in their structures. Those which become resistant, survive the selective pressure and hence selected by the nature. Hence developing drug resistance by microbes is also an example of natural selection.
Similarly herbicides and pesticides resistance developed in weeds and pests respectively after prolonged use of herbicide and pesticide is also an example of natural selection which supports the process of evolution.
Answer:
A. the place where it lives
Explanation:
The place where the beetle lives would be considered the biotic environment of the beetle. The place where the beetle lives determines it's biotic environment. For example, if a beetle lived in an area that was dry and humid, this would be it's environment. The answer to the question is option A.