Any structure or behavioral feature that helps an organism survive in its environment
100
What are the three climate zones?
tropical, temperate, and polar
100
What type of gas causes the greenhouse effect?
carbon dioxide
200
A cactus' thick fleshy stem is an example of what kind of adaptation?
structural
200
Which climate zone experiences the smallest amount of seasonal change?
tropical
200
Define the greenhouse effect.
natural heating process of Earth caused by gases trapping heat in the atmosphere
300
When a bear hibernates, that is what type of adaptation?
behavioral
300
Which climate zone experiences the most seasonal change?
temperate
300
True or false: the greenhouse effect was first caused by humans
False. It is a natural process, but humans are making it worse.
400
What is the difference between hibernation and estivation?
Hibernation is when an animal reduces activity in the winter. Estivation is when an animal, such as the lungfish, reduces activity during periods of intense heat.
400
What are at least three of the six climates in the Koppen classification system?
Choose any three:
tropical, dry, polar, mild, continental, high elevation
400
Name one thing humans are doing to make the greenhouse effect worse.