Which of the following statements is supported by the information presented in the graph, which shows a comparison of two regions in Oregon, one deforested and the other undisturbed?

Which of the following statements is supported by the information presented in the graph, which shows a comparison of two regions in Oregon, one deforested and the other undisturbed? Correct Answer Roots of plants are efficient at absorbing nitrates from the soil.

After deforestation, the nitrate runoff onto the rivers increased. There is no evidence presented that trees were replanted. Choice D is clearly false.
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Related Questions

Ten new television shows appeared during the month of September. Five of the shows were sitcoms, three were hour-long dramas, and two were news-magazine shows. By January, only seven of these new shows were still on the air. Five of the shows that remained were sitcoms.
Direction : Two statements I and II are given. These statement may be either independent causes or may be effects of independent causes or a common cause. One of these statements may be the effect of the other statements. Read both the statements and decide which of the following answer choice correctly depicts the relationship between these two statements. Mark answer :

I. The committee appointed by the Government on the fee structure of the professional courses has drastically reduced the fees of various courses in comparison to those charged in the last year.
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I. There is unprecedented increase in the number of young unemployed in comparison to the previous year.
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Direction : Two statements I and II are given. These statement may be either independent causes or may be effects of independent causes or a common cause. One of these statements may be the effect of the other statements. Read both the statements and decide which of the following answer choice correctly depicts the relationship between these two statements. Mark answer :

I. The government has decided to make all the information related to primary education available to the general public.
II. In the past, the general public did not have access to all these information related to primary education.
In the given diagram, ABCD is a square and semi-circular regions have been added to it by drawing two semi-circles with AB and CD as diameters. If the total area of the three regions is 350 sq.cm, then the length of the side of the square is equal to : Area mcq question image
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Given below are two statements, one labelled as Assertion (A) and the other labelled as Reason (R). Select the correct answer:
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Reason (R): At times the military systems were also supported by America.
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Which of the following statement is/are correct about the Central Information Commission?
1. Post of Central Information Commission is derived from the RTI Act, 2005.
2. Chief Information Commission and other commissioners can hold office for the period of 3 years.
3. On the advice of Supreme Court, the President can remove the Chief Information Commission and other commissioners.