Ch 6 Review Game

Which is NOT correctly matched?

A. A. cellulose is a complex carbohydrate polymer that makes up plant cell walls

B. Metabolism is all the chemical changes that occur within an organism

C. Peptide bonds form between all organic molecules

D. Solutions are mixtures where one substance is evenly distributed in another

Forms Hydrogen ions in water

A. acidsB. bases

Covalent bonds ____electrons

A. ShareB. transfer

Bonds between amino acids in proteins are

A. IonicB. Peptide

___________are atoms with different number of neutrons

A. AllotropesB. isotopes

Glucose and fructose are NOT

A. compounds with the same formula but with different arrangements of atoms

B. Combine in condensation to form sucroseC. lipids

Match the basic building blocks of

Organic Molecule (polymer)

• Carbohydrates• Lipids• Proteins• Nucleic acids

• The Monomers are

A. Amino acidsB. NucleotidesC. MonosaccharidesD. glycerol & 3 fatty acids

Unsaturated bonds are different because

A. They are all single bondsB. They have a double bond

How are isotopes used in medicine?

A. Tracing the path of blood flowB. X-raysC. CAT scansD. All of these

How many electrons are in the 2nd energy level of oxygen?

A. 2B. 4C. 6D. 8

The random movement of atoms is

A. Called Brownian motionB. Causes diffusion

C. Occurs until there is no concentration gradient

C-12 & C 14 are

A. IsotopesB. Allotropes

C. ions

A compound which comes from living organisms and contains carbon is called

A. A mixtureB. OrganicC. Polar

Polymers are NOT

A. Large moleculesB. Made of monomersC. Occur in carbohydrates, lipids, proteins and

nucleic acidsD. Usually formed by covalent bonding E. Are put together by hydrolysis

Which is the strongest base?

A. 14B. 9C. 7D. 2

Proteins

A. Use peptide bonds to form glycerol and glycogen

B. are composed of C, H, O, N, PC. are made of units called amino acidsD. which affect the rate of reactions are called

enzymesE. protein enzymes are used to put together

amino acids in the process hydrolysis

Which of the following is NOT a chemical reaction?

A. PhotosynthesisB. Respiration

C. Making chocolate milkD. Burning paper

Which is NOT correctly matched about water?

A. H2O is a chemical compound

B. Water is a polar moleculeC. Water dissolves ionic and molecular

compounds because of its polarityD. When water is added during hydrolysis, it

joins monomers into polymers.

Which is NOT true about an atom?

A. The nucleus contains protons & neutronsB. Electrons move in regions called electron

cloudsC. When an atom gains an electron, it becomes a

positive ionD. Ionic bonds transfer electrons to become more

stableE. Polar molecules have an uneven distribution of

charge

Which statement is NOT true about Carbon?

A. Carbon can share 4 electronsB. Carbon has 4 electrons in the outside shellC. Carbon molecules are called organicD. Carbon is not found in lipidsE. Organic Molecules have covalent bonds

How many hydrogen atoms are in glucose below?6CO2 + 6H20 C6H12O6 + 6 O2

A. 2B. 6C. 12

Which is NOT correctly matched?

• 1. proteins• 2. nucleic acids• 3. lipids• 4. carbohydrates

A. C, H, OB. CH2O

C. C, H, O, ND. C, H, O, N, P

Which indicates dynamic equilibrium?