Chapter 2 Macromolecules

What carbohydrate is used by plants to form cell walls of plants?

• Glucose

• Fructose

• Cellulose

• Ribose

The building blocks of all matter and cannot be decomposed into simpler forms

• Protons

• Compound

• Element

• Neutrons

Contains bonds between two or more carbon atoms

• inorganic compound

• organic compound

• adhesion

• cohesion

Glucose is an example of a _____.

• Complex carbohydrate

• Simple carbohydrate

• Lipid

• Protein

Which three elements are often found in organic compounds?

• Carbon, Hydrogen, oxygen

• Nitrogen, hydrogen, oxygen

• Nitrogen, chlorine, phosphorus

• Carbon, hydrogen, and argon

Which pole of a water molecule is slightly positive?

• The oxygen pole

• both hydrogen poles

• Only one hydrogen pole

• All ends are postive

Two or more elements chemically combined in specific proportions

• Compound

• Cohesion

• Adhesion

• Element

Which of the following is NOT an organic compound?

• CH4

• C6H12O6

• H2O

• C2H4O2

• All of the above are organic compounds

The main element of an organic compound is _____.

• Hydrogen

• Carbon

• Nitrogen

• Phosphorus

• Oxygen

Examples include fats, oils, and steriods

• Carbohydrate

• Lipid

• Nucleic acid

• Protein