Ecology Quiz

What is Ecology?

• The study of rocks and minerals

• The study of living and non-living parts of the environment

• The study of weather patterns

• The study of human anatomy

What is a Producer?

• An organism that eats other organisms

• An organism that makes its own food

• An organism that decomposes dead matter

• An organism that migrates seasonally

What is a Consumer?

• An organism that makes its own food

• An organism that decomposes dead matter

• An organism that must eat other organisms to survive

• An organism that produces energy from sunlight

What factors affect Biodiversity?

• Soil type and water pH

• Climate and the amount of species in the area

• Altitude and longitude

• Human population density

What is a keystone species?

• A species that is the largest in the ecosystem

• A species that is the most colorful

• A species on which other species largely depend

• A species that migrates the farthest

What is the effect of low Biodiversity on an Ecosystem?

• Increased stability

• Decreased stability

• No effect

• Increased food production

What is the difference between a food chain and a food web?

• A food chain is a single pathway; a food web shows interconnected pathways

• A food chain is more complex than a food web

• A food web is a single pathway; a food chain shows interconnected pathways

• A food chain includes only plants

Where do decomposers fit in the food web?

• They are at the top of the food web

• They are at the bottom, breaking down dead matter

• They are producers

• They are primary consumers

Why are decomposers important in an ecosystem?

• They produce oxygen

• They recycle nutrients back into the ecosystem

• They provide food for predators

• They create new habitats

What is an example of a Producer?

• A lion

• A rabbit

• A tree

• A hawk