BIO121 4 Questions with Correct Answers

BIO121 4 Questions with Correct Answers


Question 1:
A translucent, heterogeneous mixture with particles that do not settle out is a:
Answer:
colloid



Question 2:
Nonpolar organic molecules are good examples of
Answer:
hydrophobic compounds



Question 3:
A nucleotide consists of
Answer:
a five-carbon sugar, a nitrogenous base, and a phosphate group



Question 4:
The group of organic compounds containing carbon, hydrogen, and oxygen in a near 1:2:1 ratio
is likely a
Answer:
Carbohydrate



Question 5:
When placed in water, an inorganic compound dissociates 99 percent, forming hydrogen ions
and anions that are not OH-. This compound would be
Answer:
strong acid



Question 6:
The above diagram in its entirety represents a (an):
Answer:

, amino acid



Question 7:
Magnesium atoms have two electrons in their outermost shells and chlorine atoms have seven.
The compound magnesium chloride would contain
Answer:
1 magnesium, 2 chlorine



Question 8:
AB → A + B is to decomposition as A + B → AB is to
Answer:
synthesis



Question 9:
Carbohydrates, lipids, and proteins are
Answer:
organic molecules



Question 10:
A functional group is best described as groups of
Answer:
atoms that greatly influence the chemical properties of molecules they are part of.



Question 11:
A potato is eaten and then broken down into glucose. This process is called:
Answer:
digestion



Question 12:
The reaction A + B + energy → AB is an example of a(n)
Answer:
endergonic