Bio - Unit 2, Chapter 6, Lesson 1 & 4

What are the building blocks (monomers) of proteins?

• Amino acids

• Nucleotides

• Lipids

• Carbohydrates

What is the basic unit of matter?

• Molecule

• Atom

• Cell

• Compound

Which of the following elements is found on the periodic table?

• Water

• Oxygen

• Sugar

• Salt

What is a carbohydrate primarily composed of?

• Carbon, hydrogen, and nitrogen

• Carbon, hydrogen, and oxygen

• Carbon, oxygen, and nitrogen

• Hydrogen, oxygen, and nitrogen

What is the primary role of carbohydrates in the human body?

• Building muscle

• Storing fat

• Providing quick energy

• Repairing tissues

What is a compound?

• A single element

• A mixture of gases

• A substance made up of atoms of two or more different elements joined by chemical bonds

• A type of molecule with only one atom

What is a covalent bond?

• A bond involving the transfer of electrons between atoms

• A bond involving the sharing of a pair of electrons between atoms

• A bond involving the sharing of protons between atoms

• A bond involving the transfer of protons between atoms

What is a subatomic particle that has a negative charge, almost no mass, and is found around the nucleus?

• Proton

• Neutron

• Electron

• Nucleus

What is an element?

• A mixture of different substances

• A pure substance made of only one kind of atom

• A compound of two or more atoms

• A solution of various chemicals

Where can elements be found?

• In a chemical reaction

• On the periodic table

• In a mixture

• In a solution