Kelp Forest Notes

Multiple Choice

How do sea otters support the kelp forest?

• Sea otters control the sea urchin population

• Sea otters tie themselves to the kelp forest

• Sea otters live in the kelp forest

• Sea otters do not help the kelp forest

Multiple Choice

What type of relationship exists between sea otters and the kelp forest?

• Predation

• Mutualism

• Commensalism

• Parasitism

Multiple Choice

When sea otters are removed from the ecosystem...

• The sea urchin population rises

• The kelp population drops

• The kelp gets eaten more quickly than it can regrow

• All of the these

Multiple Choice

How do kelp forests help prevent climate change?

• Absorb carbon dioxide from the atmosphere

• Filter pollutants out of the water

• Provide breeding grounds for many species

• Absorb oxygen from the atmosphere

Multiple Select

Why is the kelp forest along the coast of Sussex decreasing? (Select all)

• Overfishing reduces the populations of many fish species

• Fishing practices (trawling) are damaging the kelp forests

• Dumping sediment near shore

• Recreational activities are damaging the kelp forests

Multiple Choice

How will the kelp forests along the coast of Sussex be regenerated?

• New regulations will require commercial fishing to be done further from shore

• New kelp forests will be planted

• New fish species will be brought into the area

• Nothing can be done to help the kelp forests