Hello!
The amount of water in a river varies for each particular area. Whether the area has been receiving rainfall or a drought.
Seasons also play a role; if it's Spring, you may receive more rainfall and have a higher water levels. If it's Summer, you may experience a drought, causing lower water levels.
Although that was not very much information, I thought I'd provide a small bit of information. Hope it helps. :)
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I was not sure on this and not trying to post a link either:( sorry
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overpopulation and it because harmful and hard to control and possibly will diminish the number of normal fishes by killing them with their dangerous life threatening spikes
I think the answer is <span>Cell division in all directions
Hope this helps.</span>
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<em>C.Growing crops during a drought</em>
Explanation:
The question refers to a picture of a desert. In a desert, there is already scarcity of plants. If a drought condition occurs in the desert, then no plants will be seen at all. Hence, the use of technology should be applied in this land and plants should be grown. For example, genetic engineering can be the technology used to develop plants which are drought resistant.