Q: What is the pair of bean-shaped organs situated just above the waist? Choices: - pancreas - aorta - lungs - kidneys A:
kidneys

Q: People with type o blood are often called what? Choices: - flexible donors - complete donors - likely donors - universal donors A:
universal donors

Q: Which highly valuable substance found in jewelry has a density of about 19 g/cm^3? Choices: - diamonds - rubies - silver - gold A:
gold

Q: Compounds that form from two or more nonmetallic elements are called what? Choices: - ionic bonds - valent bonds - hydrogen bonds - covalent bonds A:
covalent bonds