*Question*
Q: Poetically speaking, nature reserves are islands of what, in a sea of habitat degraded by human activity? Read this paragraph and choose the correct option from the provided answers: Choices: - refuge - habitats - ecosystem - biodiversity A:
**Answer**
biodiversity

*Question*
Q: What is the name of the group that rats are apart of called? Read this paragraph and choose the correct option from the provided answers: Rats are mammals, but this class can be divided into more specific groups. Rats are in a group known as rodents. Rodents are gnawing animals that include beavers, mice, and squirrels. Choices: - primates - Animals - Mammels - rodents A:
**Answer**
rodents

*Question*
Q: Zinc reacting with hydrochloric acid produces bubbles of which gas? Read this paragraph and choose the correct option from the provided answers: Zinc reacting with hydrochloric acid produces bubbles of hydrogen gas. Choices: - carbon - helium - mustard - hydrogen A:
**Answer**
hydrogen

*Question*
Q: What is the key to the demographic transition? Read this paragraph and choose the correct option from the provided answers: Choices: - higher birth rates - higher expatriation - higher death rates - reduced family size A:
**Answer**
reduced family size