Biology Quiz

What is the most common inorganic compound in the body?

• Oxygen

• Carbon Dioxide

• Water

• Sodium Chloride

What is the atomic number equal to?

• Number of neutrons

• Number of electrons

• Number of protons

• Number of ions

Which type of compounds are large molecules that always contain carbon?

• Inorganic Compounds

• Organic Compounds

• Ionic Compounds

• Metallic Compounds

What is the ratio of carbon, hydrogen, and oxygen in carbohydrates?

• 1:1:1

• 1:2:1

• 2:1:2

• 1:1:2

What type of bond is formed between ions with opposite charges?

• Covalent bonds

• Ionic bonds

• Hydrogen bonds

• Metallic bonds

What elements do lipids contain?

• C, H, O

• C, H, N

• C, O, N

• H, O, N

What is the storage form of lipids?

• Phospholipid

• Cholesterol

• Triglyceride

• Glycerol

What is the role of antibodies in the immune system?

• Speed up chemical reactions

• Produce movement

• Stick to foreign pathogens

• Transport molecules

Which sugar is found in DNA?

• Ribose

• Deoxyribose

• Glucose

• Fructose

What are the bases in DNA?

• Adenine, Uracil, Cytosine, Guanine

• Adenine, Thymine, Cytosine, Guanine

• Adenine, Thymine, Uracil, Guanine

• Adenine, Thymine, Cytosine, Uracil