Env. Science Honors Macromolecules Test: Part 1

Which of the following organic compounds is the main source of energy for living things?

• carbohydrates

• lipids

• nucleic acids

• proteins

Which of the following is NOT a function of proteins?

• store and transmit heredity

• help to fight disease

• control the rate of reactions and regulate cell processes

• used to form bones and muscles

What is the process that changes one set of chemicals into another set of chemicals?

• cohesion

• adhesion

• chemical reaction

• dissolving

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the term used to describe the energy needed to get a reaction started?

• adhesion energy

• activation energy

• cohesion energy

• chemical energy

A substance that speeds up the rate of a chemical reaction is called a(an)

• catalyst.

• lipid.

• molecule.

• element.

Tags

NGSS.HS-PS1-5

A monosaccharide is a

• carbohydrate.

• lipid.

• nucleic acid.

• protein.

Which statement is true?

• Simple sugars are made of polysaccharides.

• Glycerol is made of fatty acids.

• RNA molecules are made of nucleotides.

• Amino acids are made of proteins.

Enzymes affect the reactions in living cells by changing the

• products of the reaction.

• speed of the reaction.

• temperature of the reaction.

• pH of the reaction.

When placed in the same container, oil and water do not mix because

• they are both polar.

• water is polar and oil is nonpolar.

• they are both nonpolar.

• water is nonpolar and oil is polar.

Which of the following is not an organic macromolecule?

• carbohydrate

• ice

• lipid

• nucleic acid