Chemistry and Organic Molecule Quiz (Academic Biology)

  1. The atomic number of iron is 26, and the atomic mass is 55.847. What do these numbers mean in regard to protons, electrons, and neutrons?
  2. There are 26 protons and 26 neutrons, and the rest of the atomic mass is the result of the electrons.
  3. There are 30 protons, 26 electrons, and 29 neutrons
  4. There are 26 protons, 26 electrons, and 30 neutrons.
  5. There are 26 protons, 30 electrons, and 26 neutrons.
  1. What do all of the elements listed below have in common?

IV

C
Si
Ge
Sn
Pb
  1. They all have the same number of protons
  2. They are all in the same period
  3. They have the same number of electrons
  4. They each have four valence electrons
  1. Chemical bonds are formed when electrons are given from one element to another. What holds the elements together?
  1. Ion charges are opposite and attract
  2. Ion charges are the same and attract
  3. Covalent charges are opposite and attract

D. Covalent charges are the same and attract

  1. In a chemical equation the elements or compounds to the left of the arrow are called:
  1. Reactants
  2. Products
  3. Coefficients
  4. Subscripts
  1. The particles found in the center of an atom are:
  2. Only Protons
  3. Only Neutrons
  4. Only Protons, Neutrons, and Electrons
  5. Only Protons and Neutrons
  6. A substance that cannot be broken down into simpler chemical substances is called:

A. Element

B. Compound

C. Solution

D. Solvent

  1. Atoms that have different number of neutrons are called:
  2. Ions
  3. Ionic Bonds
  4. Isotopes
  5. Isomer
  1. If an atom has 12 protons and 11 electrons, what is the overall charge?
  2. +1
  3. -1
  4. 0
  5. This situation cannot occur
  1. Kool-Aid™ powder is added to water. The water is called the:
  2. Solubility
  3. Solution
  4. Solute
  5. Solvent
  1. When two atoms share electrons, this type of bond occurs
  2. Covalent
  3. Ionic
  4. Iconic
  5. Everlasting
  1. The smallest particle of an element is called:
  2. Element
  3. Atom
  4. Molecule
  5. Compound
  1. All of the chemical reactions that take place within an organism are known as its’:
  2. Stoichiometry
  3. Metabolism
  4. Energy Pyramid
  5. Aerobic Respiration
  1. Any substance that forms H+ Ions in water is called a(n):
  2. Acid
  3. Base
  4. pH
  5. The pH scale measures how acidic or basic a solution is. This scale runs from:
  6. 0-15
  7. 0-14
  8. 1-14
  9. 1-15
  1. A combination of substances in which the individual properties are retained is called:
  2. Solution
  3. Solvent
  4. Mixture
  5. Polar Covalent
  1. Any substance that forms OH- Ions in solution is called a(n):
  2. Acid
  3. Base
  4. pH
  1. A neutral solution on the pH scale would have which reading?
  2. 6
  3. 7
  4. 8
  5. 0
  1. A base on the pH scale would have which reading?
  2. 6
  3. 7
  4. 8
  5. 0
  1. Which four elements account for 96% of the total mass of a human being?
  2. Carbon, Hydrogen, Oxygen, Phosphorus
  3. Carbon, Hydrogen, Oxygen, Sulfur
  4. Carbon, Hydrogen, Oxygen, Potassium
  5. Carbon, Hydrogen, Oxygen, Nitrogen
  1. What type of bond holds a protein together?
  2. Peptide
  3. Ionic
  4. Polar Covalent
  1. The monomer glucose can combined with another monomer fructose to form:
  2. Polynesian
  3. Polymer
  4. Rolly Pollie Olie

22. When two monomers are chemically bonded, what type of reaction occurs?

A. Dehydration Synthesis

B. Hydrolysis

C. Homeostasis

23. Which of the following is a polymer?

  1. Amino Acid
  2. Nucleotide
  3. Monosaccharide
  4. Nucleic Acid
  1. Which bio-molecule is composed of Carbon, Hydrogen, and Oxygen is used by cells to store and release energy?
  2. Protein
  3. Carbohydrate
  4. Nucleic Acid
  1. Which bio-molecule makes up Deoxyribonucleic Acid (DNA) and Ribonucleic Acid(RNA)?
  2. Lipid
  3. Carbohydrate
  4. Protein
  5. Nucleic Acid
  1. Compounds that have the same chemical formula, but different three dimensional structures are called:
  2. Isomer
  3. Isotope
  4. Isostasis
  1. The process that breaks polymers down into monomers is called:
  2. Dehydration Synthesis
  3. Condensation Reaction
  4. Hydrolysis
  1. Which of the following is a polysaccharide?
  2. Glucose
  3. Fructose
  4. Sucrose
  5. Glycogen
  1. Which polymer has a nitrogen base, phosphate group, and a 5-carbon sugar?
  2. Protein
  3. Lipid
  4. Carbohydrate
  5. Nucleic Acid
  6. An enzyme is a ______that changes the rate of a chemical reaction.
  7. Protein
  8. Lipid
  9. Carbohydrate
  10. Nucleic Acid
  1. What determines the function of a protein?
  2. Size
  3. Shape
  4. Color
  5. Texture
  1. Enzyme function depends on all the following except:
  2. Electrolytes
  3. Temperature
  4. pH
  5. Ionic conditions
  1. Lipids are large bio-molecules made of carbon, hydrogen, and small amounts of

oxygen. Which of the following best describes examples of lipids?

A. Oils and fats

B. Oils, fats, and waxes

C. Oils, fats, waxes, and steroids

  1. Water would be considered a(n):
  2. Molecule
  3. Ionic compound
  4. Atom
  1. Which element makes up 65% of the human body?
  2. Carbon
  3. Hydrogen
  4. Nitrogen
  5. Oxygen

Mark A for true and B for false

  1. Enzymes can be used more than once
  2. Most molecules are held together by ionic bonds
  3. Carbon atoms can share four electrons
  4. Any protein can change the speed of a chemical reaction
  5. The first energy level in an atom can hold up to 9 electrons
  6. Electrons are donated, not shared, in a covalent bond
  7. A compound is a substance made of atoms of two or more elements
  8. Atoms of the same element that have differing numbers of protons are called an isotope
  1. Water can be an acid or a base
  2. The suffix for a sugar is –ose
  3. A polymer is a basic building block of a monomer
  4. A peptide bond is a covalent bond created by dehydration synthesis
  5. The atomic mass of an atom is the combined mass of protons and electrons
  6. Ionic bonds contain atoms with opposite charges
  7. Atoms of the same element always have the same number of protons