Multiple choice

Consider the following facts about marine pollution.

  1. Oceans absorb 1/3rd of CO2 produced by humans.
  2. This increased CO2 raises the pH of seawater.

Which of the above statements is/are true?

  1. Only 1

  2. Only 2

  3. Both 1 and 2

  4. Neither 1 nor 2

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Oceans absorb approximately 1/3 of CO2 produced by humans, which has detrimental effects on marine environment. The increasing level of CO2 in oceans changes the seawater chemistry by decreasing the level of pH. This process is also known as acidification.