Quiz LS3

What is the main topic of the video?

• Climate change

• Life Above water

• Life Below water

• Sustainable development goals

How much of the Earth's surface is covered by oceans?

• One third

• Three quarters

• Half

• One quarter

What is the main reason oceans are important to humans?

• Create deserts

• Provide shelter

• Control volcanoes

• Regulate climate

What is threatening the survival of many animal species in the oceans?

• Illegal fishing

• Rising temperature

• Pollution in the air

• Deforestation

What is one key issue related to fishing mentioned in the text?

• Excessive fishing is good

• Illegal fishing is acceptable

• Fishing doesn't affect marine life

• Fishing must be done with care

How can individuals help protect the oceans according to the text?

• Throw garbage in the sea

• Increase pollution

• Leave beaches clean

• Ignore marine life

Why are forests called the lungs of the planet?

• 
  Because they are the main source of freshwater

• Because they help clean up air pollution produced by humans

• Because they are home to a large number of aquatic species

• Because they are the largest ecosystems on Earth

How many hectares of forests disappear every year due to human activity?

• 
  13 million hectares

• 
  5 million hectares

• 1 million hectares

• 
  10 million hectares

What percentage of animal species known to date have disappeared?

• 10%

• 5%

• 8%

• 3%

What percentage of terrestrial species of animals and plants live in forests?

• 80%

• 50%

• 60%

• 70%