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ra1l [238]
2 years ago
5

Which of the following statements about the effects of pollution on marine ecosystems is true?

Biology
2 answers:
ankoles [38]2 years ago
5 0

Answer is b. Burning fossil fuels causes a decrease in the pH of ocean water making it more acidic.

Burning of fossil fuels release carbon dioxide and other harmful gases in the atmosphere. Carbon dioxide gets dissolves in the ocean to form carbonic acid.  Due to formation carbonic acid, the pH of ocean water changes slightly. The average pH of ocean water was 8.2 slightly basic. Now it 8.1, it means there is 25 % increase in acidity of ocean water.  

suter [353]2 years ago
3 0
Maye its B. Burning fossil fuels causes a decrease in the pH of ocean water making it more acidic.
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Four factors that may lead to an increase of learners abusing substance in schools​
scZoUnD [109]

Answer:

4 reasons here:

Explanation:

1) Adventure; boredom causes them to look for excitement, even if it's detrimental to their health.

2) Peer pressure;research shows that risk-taking among teens doubles when peers are around.

3) media;easy to guess, shows a lot of risky behaviour in glamorous or admirable ways.

4) Poor self-esteem; bullying can lead to poor self-esteem and higher chance of the victim becoming depressed and taking substance to cope with the depression, also leads to err, self-death

5 0
2 years ago
What is the function of the cytoplasm?
Yakvenalex [24]
The jelly-like fluid that fills a cell is calledcytoplasm<span>. It is made up of mostly water and salt. </span>Cytoplasm is present within the cell membrane of all cell types and contains all organelles and cell parts.<span>Cytoplasm has various functions in the cell. </span>

Most of the important activities of the cell occur in the cytoplasm. Cytoplasm contains molecules such as enzymes which are responsible for breaking down waste and also aid in metabolic activity.

<span>Cytoplasm is responsible for giving a cell its shape. It helps to fill out the cell and keeps organelles in their place. Without cytoplasm, the cell would be deflated and materials would not be able to pass easily from one organelle to another.</span>
7 0
3 years ago
What do you think the offspring of a red chicken and a white chicken will look like
Anuta_ua [19.1K]
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8 0
3 years ago
What is the difference between a homogeneous and a heterogeneous mixture? What is the difference between a homogeneous and a het
kow [346]

Answer:

Option (B).

Explanation:

Mixture may be defined as the solution obtained by mixing of two or more substances together. Two different types of mixture are homogeneous mixture and heterogeneous mixture.

Homogeneous mixture may be defined as the mixture that has uniform composition throughout the mixture and cannot be separated easily by physical shaking process. Heterogeneous mixture are the mixtures that has different composition throughout the mixture and can be separated by simple shaking.

Thus, the correct answer is option (B).

7 0
3 years ago
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Elena-2011 [213]
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4 0
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