*Question*
Q: What is the upper-most atmosphere known as? Read this paragraph and choose the correct option from the provided answers: The atmosphere is a big part of the water cycle. What do you think would happen to Earth's water without it?. Choices: - xerosphere - exosphere - ionosphere - thermosphere A:
**Answer**
thermosphere

*Question*
Q: Does pressure increase or decrease when gas particles heat up? Read this paragraph and choose the correct option from the provided answers: Like a gas, plasma lacks a fixed volume and shape. Unlike a gas, it can conduct electricity and respond to magnetism. Choices: - decreases - stays constant - stagnates - increase A:
**Answer**
increase

*Question*
Q: What type of bacteria stains red? Read this paragraph and choose the correct option from the provided answers: Bacteria that stain red are called gram-negative bacteria. They have a thin cell wall with an outer membrane. Choices: - gram - such bacteria - kilogram-negative bacteria - calcium - negative bacteria - gram-negative bacteria A:
**Answer**
gram-negative bacteria

*Question*
Q: The process in which organ systems work to maintain a stable internal environment is called what? Read this paragraph and choose the correct option from the provided answers: The process in which organ systems work to maintain a stable internal environment is called homeostasis . Keeping a stable internal environment requires constant adjustments. Here are just three of the many ways that human organ systems help the body maintain homeostasis:. Choices: - consciousness - thrombosis - ketosis - homeostasis A:
**Answer**
homeostasis