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Water. — Science STD 8 — Question

Tamilnadu BoardEnglish MediumSTD 8ScienceWater.4 Marks
Question
Explain about oil spills
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Answer

  1. There are large crude oil and natural gas reserves below the sea bed.
  2. With the increasing exploration of crude oil in the oceans, accidents in drilling and transporting oil have also increased.
  3. Oil spills cause water pollution which is harmful to aquatic life.
  4. The oil which remains floating on the water surface blocks sunshine, reduces the oxygen dissolved in water and suffocates marine organisms.

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