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Mamont248 [21]
3 years ago
7

Nonpoint source pollution is difficult to control because it _______. a. comes from a direct point of origin b. comes from a var

iety of sources c. remains the same over time d. none of the above Please select the best answer from the choices provided
Biology
1 answer:
podryga [215]3 years ago
6 0

Answer:The correct option is B.

comes from a variety of sources

Explanation:

Nonpoint source pollution is a form of pollution that is generated from different sources which include land runoff, rainfall, seepage, deposits from atmosphere and drainage, and seepage. Nonpoint source pollution is cause from rain falls as a result, its water flow through the ground , therefore the runoff wash and pick the pollutants and discharge them into water bodies. Nonpoint source polution is very difficult to control because it's originate from different type of sources.

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Roberta makes a $9 an hour plus a 12.5% commission selling jewelry how much does she earn on a 8 hour shift which she sells $380
aivan3 [116]

Answer:

The amount Roberta makes an hour is $119.5

Explanation:

Let the number Roberta makes be x hours.

Amount earned in x hours shift - 9*x + 12.5% of the amount of jewelry sold.

Number of hours worked by Roberta if 9 hours and jewelry worth $380 is sold by her.

Substituting the values:

Amount earned in an 8 hour shift = 9*8 + 12.5% od 380

= 72 + 0.125 * 380 (12.5% = 0.125)

= 12 + 47.5

= 119.5

5 0
3 years ago
The of a trna molecule determines the type of amino acid that bonds with the trna
Ymorist [56]
The correct answer is anticodon
3 0
3 years ago
Marissa suffers from panic disorder, where she experiences unpredictable, unbearable episodes of panic that closely resemble the
Vsevolod [243]

Answer:

A. distress is the correct answer.

Explanation:

Marissa suffers from panic disorder, where she experiences unpredictable, unbearable episodes of panic that closely resemble the symptoms of a heart attack.(This description of her disorder represent distress)

Panic disorder is a stress disorder described by reoccurring sudden panic attacks.

Distress is a situation of severe stress or tension, usually caused by different factors such as failure in the exam, teasing, personal problems, loss of a job, etc.

Distress due to panic or anxiety affects a person's chance of undergoing cardiovascular problems such as stroke, heart attack, and health problems.

Distress changes in the process of blood clots and increases the blood pressure level, weaken the heart muscle that increases the problem of heart attack.

7 0
3 years ago
Can humans be cold-blooded?
Alex777 [14]
Humans are warm blooded and can't be cold blooded because of the environment we live in. We can't sit still during the winter and soak up warmth from the sun.
 
5 0
3 years ago
Why is heritable variation important for both artificial and natural selection.
Julli [10]

Answer:

Heritability is important for natural and artificial selection because a trait must be heritable for them to take place. ... Variations that exist in every population are the basis for natural selection. The differences in organisms come from different genetic material.

Explanation:

7 0
2 years ago
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