Test Review

Question 1

Carbohydrates

Answer 1

An organic compound used by the body for quick energy

Ex:sugars,starch,cell energy

Question 2

Lipids

Answer 2

Organic compound found in fats,oils,meats,waxes

Nonpolar

Two hydrogen to one oxygen

Question 3

Proteins

Answer 3

Organic compound used to build muscle

Contains enzymes

Made of amino acids

Question 4

Nucleic acids

Answer 4

Molecules of heredity

DNA makes RNA makes protein

Question 5

Organic compounds

Answer 5

Carbohydrates,lipids,proteins, nucleic acid

Contain carbon

Question 6

Ions

Answer 6

A charged atom or molecule

Question 7

Isotopes

Answer 7

Equal protons but different number of neutrons

Question 8

Chemical bonds

Answer 8

The connection of atoms coming together to create a compound

Question 9

Chemical reaction

Answer 9

Reactants are chemically changes to create a product

Question 10

Enzyme

Answer 10

A type of protein that speeds up reactions.Acts as a catalyst

Question 11

Metabolism

Answer 11

When you digest food to create energy for the body

Question 12

Homeostasis

Answer 12

The body’s ability to maintain its internal stability

Question 13

Solution

Answer 13

When two substances are mixed together

Question 14

Acid

Answer 14

PH lower than 7

Question 15

Base

Answer 15

PH of 7 or higher

Question 16

PH scale

Answer 16

The measure of how acidic a substance is

Question 17

Atomic number

Answer 17

Number of protons in the atom

Question 18

Atomic mass

Answer 18

Number of protons and neutrons in the atom

Question 19

Types of bonds

Answer 19

Covalent bonds,chemical bonds

Covalent ex:hydrogen bonding to carbon

Chemical ex:ionic bonds

Question 20

Inorganic compounds

Answer 20

Don’t contain carbon

Water & salt