Poison dart frogs live in the rainforest. They produce a poison by eating toxic fire ants. The only known predator is a snake, Liophis epinephelus. Which is most likely a density-independent factor that affects the poison dart population in the rainforest?
A population of cheetahs has a birth rate of 5 and a death rate of 15. Immigration is 2, and emigration is 4. What is its population growth?
Colorado has a vast population of lodgepole pines. A population of lodgepole pines has been killed in a section of the forest. What is a possible limiting factor of that population?
Which type of limiting factor affects a large population more than it affects a small population?
A population of elephants becomes too large, and several members leave the population. What is this process called?
The great hornbill and the toucan both eat the same fruit, insects, and nuts. They both live in the rainforest. Their large bills function to get food and also as warning coloration. Which of the following is a limiting factor to the toucan population?
Predict what might happen to a population that is experiencing little immigration and emigration, low birth rate, and high death rate.
Which two factors can both cause a population to increase?
Raccoons prefer woody areas and are omnivores, which means that they eat meat and plant materials. They are nocturnal, meaning that they are active at night. They are often eaten by mountain lions, gray wolves, and coyotes. Which of the following is a limiting factor for a raccoon population?
In August 2005, Hurricane Katrina caused significant damage in several states along the Gulf Coast, including Alabama, Mississippi, and Louisiana. Thousands of people were evacuated from their homes due to flooding and other damage that was caused by the storm. Which type of limiting factor was Hurricane Katrina?
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