Weekly Words Question Preview (ID: 47495)
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What is the definition of molecule?
a) tiny single-celled organisms that can be found on, in, and around most living and nonliving things
b) a single particle of matter made up of two or more atoms joined together chemically
c) the basic unit of a chemical element
d) a chemical element found in the air as a colorless, odorless, and tasteless gas that is necessary for life
What is the definition of bacteria?
a) a living thing made up of one or more cells and able to carry on the activities of life
b) a single particle of matter made up of two or more atoms joined together chemically
c) tiny single-celled organisms that can be found on, in, and around most living and nonliving things
d) simple organism, or living thing, that is neither a plant nor an animal
What is a colorless, odorless, and tasteless flammable gas that is the lightest of chemical elements?
a) organism
b) helium
c) oxygen
d) hydrogen
What is the definition of oxygen?
a) tiny single-celled organisms that can be found on, in, and around most living and nonliving things
b) a chemical element found in the air as a colorless, odorless, and tasteless gas that is necessary for life
c) a single particle of matter made up of two or more atoms joined together chemically
d) a colorless, odorless, and tasteless flammable gas that is the lightest of chemical elements
What is the definition of organism?
a) a living thing made up of one or more cells and able to carry on the activities of life
b) a chemical element found in the air as a colorless, odorless, and tasteless gas that is necessary for life
c) a nonliving thing that cannot grow, move, breathe, and reproduce
d) a single particle of matter made up of two or more atoms joined together chemically
What is the definition of hydrogen?
a) a chemical element found in the air as a colorless, odorless, and tasteless gas that is necessary for life
b) a living thing made up of one or more cells and able to carry on the activities of life
c) a single particle of matter made up of two or more atoms joined together chemically
d) a colorless, odorless, and tasteless flammable gas that is the lightest of chemical elements
What are tiny single-celled organisms that can be found on, in, and around most living and nonliving things?
a) insect
b) molecule
c) fungi
d) bacteria
What is a single particle of matter that is made up of two or more atoms and are joined chemically?
a) atoms
b) molecule
c) bacteria
d) hydrogen
What is a chemical element that is found in the air and is a colorless, odorless, and tasteless gas that is necessary for life?
a) hydrogen
b) organism
c) oxygen
d) helium
What is a living thing made up of one or more cells and is able to carry on the activities of life?
a) organism
b) bacteria
c) organ
d) molecule
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