Module 1 Quiz 1

A  ionic bonds

B  hydrogen bonds

C  nonpolar covalent bonds

D  polar covalent bonds

A  decreases slightly

B  stays the same

C  increases slightly

A  gas

B  solid

C  liquid

A  decreasing the amount of carbonate ions

B  decreasing the H+ ion concentration

C  increasing the ocean temperature

D  increasing the H+ ion concentration

A  contracts

B  evaporates

C  becomes more dense

D  expands

A  1

B  100

C  2

D  10

A  O2

B  H2

C  CH4

D  H2O

A  van der Waals interaction

B  ionic bond

C  covalent bond

D  hydrogen bond

A  approximately 8 amu (daltons)

B  approximately 16 grams

C  approximately 16 amu (daltons)

D  approximately 8 grams

A  mass number

B  number of neutrons

C  number of valence electrons

D  total number of electrons

A  16 neutrons

B  16 protons

C  16 protons and 16 neutrons

D  8 protons and 8 neutrons

A  calcium

B  nitrogen

C  iron

D  sodium

A  is required for the development of an “If . . . then” statement

B  helps the scientist determine whether a treatment has a significant effect on the experimental group

C  provides extra experimental subjects

D  means that an experiment will be repeatable

A  plants

B  animals

C  fungi

D  mammals

A  mutualism

B  an emergent property

C  the organization of life

D  natural selection

A  a biological community

B  a population

C  an ecosystem

D  the biosphere

A  carbon dioxide and water

B  oxygen

C  kinetic energy

D  chemical energy in glucose molecules

A  bases

B  water molecules

C  acids

D  sodium (Na+) ions

A  dissociates completely

B  acts as a base

C  increases the pH

D  is a strong buffer

A  adhesion

B  evaporative cooling

C  high surface tension

D  high specific heat

A  NaCl dissolves more in methanol

B  NaCl dissolves more in pure water

A  solid

B  liquid

C  gas

A  two atoms share a pair of electrons equally

B  two atoms share a pair of electrons unequally

C  two atoms share a pair of protons equally

D  one atom transfers an electron to another atom

A  sharing a pair of electrons between two atoms

B  sharing a pair of protons between two atoms

C  sharing a single electron between two atoms

D  transferring an electron from one atom to another

A  NaCl

B  N2

C  H2

D  O2

A  a hydrophilic bond

B  an ionic bond

C  a hydrogen bond

D  a covalent bond

A  atomic number

B  number of protons + neutrons

C  number of electrons

D  protons

A  carbon, hydrogen, nitrogen, oxygen

B  carbon, sodium, hydrogen, nitrogen

C  oxygen, hydrogen, calcium, nitrogen

D  carbon, oxygen, phosphorus, hydrogen

A  using a microscope to observe organisms

B  making a list of all of the bird species observed at a feeder

C  comparing the growth of ten seedlings grown under white light at 30°C and another ten seedlings grown under red light at 25°C

D  comparing the growth of ten seedlings grown under white light and another ten seedlings grown under red light

A  He explained the relationship between genes and evolution.

B  He explained how evolution occurs.

C  He documented change in organisms over time.

D  He observed variation within a species.

A  Protista

B  Animalia

C  Eukarya

D  Archaea

A  an ecosystem

B  a population

C  the biosphere

D  a biological community

A  oxygen

B  kinetic energy

C  carbon dioxide and water

D  chemical energy in glucose molecules