Quiz about Basic Chemistry of Life

Question 1

Statement A: All living things are made of matter.

Statement B: Matter has no mass or volume.

Accepted Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 2

Statement A: Volume is the amount of space an object takes up.

Statement B: Mass is measured in grams.

Accepted Answer

C. Both are true

Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

D. Both  are false.

Question 3

Statement A: Elements can be physically broken down.

Statement B: CHNOPS includes carbon, hydrogen, nitrogen, oxygen, phosphorus, and sulfur.

Accepted Answer

B. Only Statement B is True.

Answer

A. Only Statement A is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 4

Statement A: Atoms are the smallest units of matter.

Statement B: Protons have a negative charge.

Accepted Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 5

Statement A: Atomic number equals number of protons.

Statement B: Atomic mass equals number of protons and electrons.

Accepted Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 6

Statement A: Neutral atoms have equal protons and electrons.

Statement B: Ions are atoms that gained or lost electrons.

Accepted Answer

C. Both are true

Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

D. Both  are false.

Question 7

Statement A: Losing an electron gives positive charge.

Statement B: Gaining an electron gives negative charge.

Accepted Answer

C. Both are true

Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

D. Both  are false.

Question 8

Statement A: Compounds are made of two or more elements.

Statement B: Mixtures are chemically bonded.

Accepted Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 9

Statement A: Air is a compound.

Statement B: Carbon dioxide is a compound.

Accepted Answer

B. Only Statement B is True.

Answer

A. Only Statement A is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 10

Statement A: Water is a polar molecule.

Statement B: Water molecules form carbon bonds.

Accepted Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 11

Statement A: Adhesion is attraction between water molecules.

Statement B: Cohesion is attraction between water and surfaces.

Accepted Answer

D. Both  are false.

Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

C. Both are true

Question 12

Statement A: Water has high heat capacity.

Statement B: Water heats quickly with little energy.

Accepted Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 13

Statement A: Acids release hydrogen ions.

Statement B: Bases release hydroxide ions.

Accepted Answer

C. Both are true

Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

D. Both  are false.

Question 14

Statement A: Neutral pH is 7.

Statement B: Water has pH of 2.

Accepted Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 15

Statement A: Bicarbonate is a blood buffer.

Statement B: Buffers keep pH stable.

Accepted Answer

C. Both are true

Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

D. Both  are false.

Question 16

Statement A: Protons are negatively charged.

Statement B: Electrons are negatively charged.

Accepted Answer

B. Only Statement B is True.

Answer

A. Only Statement A is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 17

Statement A: Oxygen is part of water.

Statement B: Nitrogen is part of nucleic acids.

Accepted Answer

C. Both are true

Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

D. Both  are false.

Question 18

Statement A: Carbon is the backbone of organic molecules.

Statement B: Sulfur is part of some proteins.

Accepted Answer

C. Both are true

Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

D. Both  are false.

Question 19

Statement A: Phosphorus is in bones and ATP.

Statement B: Hydrogen is in few compounds in the body.

Accepted Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 20

Statement A: Ions are atoms that lost or gained protons.

Statement B: Ions are charged atoms.

Accepted Answer

B. Only Statement B is True.

Answer

A. Only Statement A is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 21

Statement A: Mixtures are chemically bonded.

Statement B: Mixtures can be physically separated.

Accepted Answer

B. Only Statement B is True.

Answer

A. Only Statement A is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 22

Statement A: Elements are made of compound.

Statement B: Compounds are made of elements.

Accepted Answer

B. Only Statement B is True.

Answer

A. Only Statement A is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 23

Statement A: Space-filling models show electron orbitals.

Statement B: Electron shell models show orbitals.

Accepted Answer

B. Only Statement B is True.

Answer

A. Only Statement A is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 24

Statement A: Air is a mixture.

Statement B: Water is a compound.

Accepted Answer

C. Both are true

Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

D. Both  are false.

Question 25

Statement A: Acids have pH below 7.

Statement B: Bases have pH above 7

Accepted Answer

C. Both are true

Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

D. Both  are false.

Question 26

Statement A: Cohesion creates surface tension.

Statement B: Adhesion creates droplets.

Accepted Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

C. Both are true

Answer

D. Both  are false.

Question 27

Statement A: Solvent dissolves the solute.

Statement B: Solution is solute + solvent.

Accepted Answer

C. Both are true

Answer

A. Only Statement A is True.

Answer

B. Only Statement B is True.

Answer

D. Both  are false.

Question 28

Statement A: Water dissolves only nonpolar compounds.

Statement B: Water is a universal solvent.

Accepted Answer

B. Only Statement B is True.

Answer

A. Only Statement A is True.

Answer

C. Both are true

Answer

D. Both  are false.

Basic Chemistry of Life

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