Ocean Noise and Its Impact on Marine Life

What is one of the main reasons the ocean is becoming noisier?

• Natural ocean currents

• Increased marine life activity

• Human activities such as shipping and construction

• Decreased fish population

Why is the title 'The Silent World' considered misleading today?

• Because the documentary was never released

• Because the ocean is actually very noisy

• Because it was a silent film

• Because it was about space, not the ocean

What is the primary sense used by marine animals for communication and navigation?

• Smell

• Sound

• Touch

• Sight

What is one method used to reduce noise from offshore wind farms?

• Installing air bubble curtains

• Using larger turbines

• Reducing the number of turbines

• Building wind farms on land

What is a major source of noise pollution from ships?

• The ship's radar

• The ship's anchor

• The ship's propeller

• The ship's hull

How can shipping companies reduce noise pollution and save fuel?

• By using larger ships

• By increasing ship speed

• By avoiding major shipping routes

• By retrofitting propellers and reducing speed

What is a seismic air gun used for?

• To clean the ocean floor

• To track marine life

• To measure ocean depth

• To locate new oil and gas fields

What is an alternative to seismic air guns that is less harmful to marine life?

• Loudspeakers

• Electric pulses

• Underwater fireworks

• Marine vibroseis

What is the main challenge in implementing global regulations for ocean noise?

• Lack of technology

• Economic concerns and lack of incentives

• Opposition from marine life

• Insufficient scientific research

What is the impact of noise pollution on zooplankton larvae?

• It makes them more active

• It causes a significant number to die

• It has no effect

• It enhances their growth