Answer:
Mineral resources are a concentration of minerals in Earth's crust that can be extracted and processed now or in the future, and including unidentified sources. Mineral reserves are those that are identified and can be mined profitably under current economic conditions with current technology. Both are potentially valuable, and for which reasonable prospects exist for eventual economic extraction
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The metabolism that occurs in the cells of the permanent tissue is fairly at a lower rate. The permanent tissue in plants mainly helps in providing support, protection as well as in photosynthesis and conduction of water, minerals, and nutrients. Permanent tissue cells may be living or dead.
The answer to this question would be: electron microscope
Cilia is a part of the paramecium membrane that looks like hairy projection. The size of cilia is too small to be examined closely using the light microscope. In this case, the electron microscope can provide a bigger magnification.
Answer:
The fix nitrogen into free nitrogen which is a usable form. They also bring nitrogen back into the system by decomposing dead organisms.
Answer 2.
Because, they are known as nitrogen fixing bacteria. These organisms convert nitrogen in the soil to ammonia, which can then be taken up by plants. After nitrogen has been fixed, other bacteria convert it into nitrate, in a process known as nitrification.
Both answer is correct choose the best choice for you.
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