Organic Compounds & Acids and Bases Quiz

Which term describes a small, basic molecular unit that can bond with other similar units to form larger molecules called polymers?

• Elements

• Lipids

• Compounds

• Molecules

What are essential nutrients made of building blocks called amino acids?

• Proteins

• Carbohydrates

• Lipids

• Nucleic Acids

Which large molecules carry the instructions for how cells work and how organisms develop?

• Lipids

• Nucleic Acids

• Proteins

• Carbohydrates

Tags

NGSS.MS-LS3-1

What is a substance that changes color to show the presence or absence of a specific substance or condition?

• Indicator

• Compound

• Element

• Molecule

What is a pure substance made up of only one type of atom?

• Compound

• Element

• Molecule

• Lipid

What is a substance formed when two or more different elements are chemically bonded together in a fixed ratio?

• Element

• Compound

• Molecule

• Indicator

What is a base?

• A substance that tastes sour and turns blue litmus paper red

• A substance that tastes bitter, feels slippery, and turns red litmus paper blue

• A small, basic molecular unit that can bond with other similar units

• A compound made of only carbon and hydrogen atoms

What are polymers?

• Compounds made of only carbon and hydrogen atoms

• Very long chains made of many repeating smaller units called monomers

• Substances that taste sour and turn blue litmus paper red

• Substances that taste bitter and feel slippery

Tags

NGSS.MS-PS1-1

What pH values are considered basic (alkaline)?

• Values below 7

• Values above 7

• Values equal to 7

• Values below 0

Which of the following is true about acids?

• They taste bitter and feel slippery

• They turn blue litmus paper red

• They have a pH greater than 7

• They are made of carbon and hydrogen atoms