Q: The breasts contain what to give milk to feed a baby? Choices: - sebaceous glands - primordial glands - fetal glands - mammary glands A:
mammary glands

Q: What do you call any substance in food that the body needs? Choices: - dietary - antioxidant - beneficial - a nutrient A:
a nutrient

Q: Q: Coral reefs and tropical rainforests are ecosystems known for what, contributing greatly to the species in existence on earth? Choices: - commensalism - mass migrations - spontaneous mutation - biodiversity A:
A: biodiversity

Question: Q: As a cell grows, its volume increases more quickly than its what? Choices: - density - age - weight - surface area A:
Answer: surface area

*Question*
Q: The burning of what type of fuels is a major source of sulfur oxides and nitrogen oxides? Choices: - biofuels - renewable - synthetic - fossil A:
**Answer**
fossil

*Question*
Q: What do clouds trap into the atmosphere at night? Choices: - seawater - light - smog - heat A:
**Answer**
heat