*Question*
Q: What is the condition called where pimples form on the skin? Read this paragraph and choose the correct option from the provided answers: About 85 percent of teens develop acne, like the boy in Figure below . Acne is a condition in which pimples form on the skin. It is caused by a bacterial infection. It happens when the sebaceous glands secrete too much sebum. The excess oil provides a good place for bacteria to grow. Keeping the skin clean helps prevent acne. Over-the-counter products or prescription drugs may be needed if the problem is serious or doesn't clear up on its own. Choices: - blushing - cramping - dermatitis - acne A:
**Answer**
acne

*Question*
Q: What is the most abundant biochemical compound, making up the cell walls of plants? Read this paragraph and choose the correct option from the provided answers: Cellulose is the most abundant biochemical compound. It makes up the cell walls of plants and gives support to trunks and stems. Cellulose also provides needed fiber in the human diet. We can't digest cellulose, but it helps keep food wastes moving through the digestive tract. Choices: - magnesium - cytoplasm - mitochondria - cellulose A:
**Answer**
cellulose

*Question*
Q: The temperature at which something melts is refered to as what? Read this paragraph and choose the correct option from the provided answers: Both of these people are participating in a board sport, but the man on the left is snowboarding in Norway while the woman on the right is sandboarding in Dubai. Snow and sand are both kinds of matter, but they have different properties. What are some ways snow and sand differ? One difference is the temperature at which they melt. Snow melts at 0C, whereas sand melts at about 1600C! The temperature at which something melts is its melting point. Melting point is just one of many physical properties of matter. Choices: - precipitation point - evaporation point - boiling point - melting point A:
**Answer**
melting point

*Question*
Q: The mixture of gases that surrounds the planet and makes up the atmosphere is known as ________. Read this paragraph and choose the correct option from the provided answers: The atmosphere is a mixture of gases that surrounds the planet. We also call it air. The gases in the atmosphere include nitrogen, oxygen, and carbon dioxide. Along with water vapor, the atmosphere allows life to survive. Without it, Earth would be a harsh, barren world. Choices: - energy - vaccum - fuel - air A:
**Answer**
air