Polar Bears Quiz

What is causing the decrease in the number of polar bears?

• Overhunting

• Climate change

• Lack of food

• Disease

What are polar bears considered in the Arctic ecosystem?

• Prey species

• Keystone species

• Migratory species

• Invasive species

What role do indigenous communities play in relation to polar bears?

• They hunt polar bears for sport

• They rely on polar bears for food and economy

• They avoid polar bears

• They protect polar bears from predators

What method was used to track the movement of polar bears in the study?

• GPS collars

• Satellite radio collars

• Drone surveillance

• Underwater cameras

How long have the Southeast Greenland polar bears been isolated according to the study?

• 50 years

• 100 years

• 200 years

• 500 years

What tool was used to analyze the genotypes of polar bears in the study?

• DNA sequencer

• Computer models

• Satellite imagery

• Thermal cameras

How do polar bears in Southeast Greenland survive when there is no sea ice?

• They migrate to warmer areas.

• They hibernate.

• They use ice from glaciers to hunt.

• They switch to a plant-based diet.

What does the term "genome" refer to?

• The study of populations.

• The complete set of genetic material in an organism.

• A specific sequence of DNA.

• A type of climate refugia.

Why are polar bears important species in the Arctic?

• They are the largest land carnivores.

• They help control the seal population.

• They are a key indicator of Arctic health.

• They are the only animals that live in the Arctic.

Protection of this population of polar bears is important because...

• They are the only polar bears left in the world.

• They contribute to biodiversity and ecological balance.

• They are a major tourist attraction.

• They are the most aggressive polar bears.