Ecology CRASH COURSE Part 3 Questions

What does it mean if an invasive species has no natural predators in its new habitat?

• Its population can grow unchecked.

• It will die out quickly.

• It will become a native species.

• It will help other species survive.

Which of the following is an example of an invasive species mentioned in the material?

• Cane Toads

• Bald Eagles

• African Elephants

• Polar Bears

Which of the following is an accidental way invasive species can be introduced?

• Tourism

• Conservation efforts

• Breeding programs

• Natural selection

What is the main characteristic of an invasive species?

• It is brought to a new habitat by humans

• It is always dangerous

• It is always small in size

• It is always a plant

If a species is brought to a new habitat by accident, what is it called?

• Invasive species

• Endangered species

• Native species

• Extinct species

Why does no species overpopulate or overpower another in a coevolved community?

• Because they have evolved in a delicate way

• Because they are all the same species

• Because they live in different habitats

• Because they do not interact

Why is it important for communities to maintain the balance produced by coevolution?

• To prevent any species from dominating

• To ensure all species are the same

• To stop evolution

• To increase competition

Which of the following is an example of a parasite mentioned in the material?

• Tick

• Bee

• Butterfly

• Dog

Which of the following best describes the benefit in a parasitic relationship?

• Only the parasite benefits.

• Only the host benefits.

• Both benefit equally.

• Neither benefits.

What does the image illustrate?

• A tick acting as a parasite on its host.

• A bee pollinating a flower.

• A bird building a nest.

• A fish swimming in water.