Chapter 4 Quiz

The element present in all organic molecules is _____. Select one: a. oxygen, b. nitrogen c. carbon, d. hydrogen,

C. carbon

The complexity and variety of organic molecules is due to _____. Select one: a. the diverse bonding patterns of nitrogen, b. their interaction with water c. the chemical versatility of carbon atoms, d. the variety of rare elements in organic molecules,

C. the chemical versatility of carbon atoms

Stanley Miller's 1953 experiments supported the hypothesis that _____. Select one: a. life on Earth arose from simple inorganic molecules, b. life on Earth arose from simple organic molecules, with energy from lightning and volcanoes, c. the conditions on early Earth were conducive to the origin of life d. organic molecules can be synthesized abiotically under conditions that may have existed on early Earth,

D. organic molecules can be synthesized abiotically under conditions that may have existed on early Earth

Why are hydrocarbons insoluble in water? Select one: a. The majority of their bonds are nonpolar covalent carbon-to-hydrogen linkages., b. The majority of their bonds are polar covalent carbon-to-hydrogen linkages., c. They exhibit considerable molecular complexity and diversity., d. They are less dense than water.

A. The majority of their bonds are non polar covalent carbon-to-hyrdogen linkages

A carbon atom is most likely to form what kind of bond(s) with other atoms? Select one: a. covalent, b. hydrogen, c. ionic, d. ionic bonds, covalent bonds, and hydrogen bonds

A. covalent