Organic Compounds, Minerals and Enzymes Quiz
Preview:
The shape of the active site on an enzyme determines _______________ to which it will bind.
A. Substrate
B. Temperature
C. pH
D. Catalyst
An example of a nucleic acid is
A. sugar
B. fat
C. DNA
D. an enzyme
Carbohydrates are split into three main groups:
A. sugars, salts, vitamins
B. sugars, salts, minerals
C. monosaccharides, disaccharides, polysaccharides
D. glucose, monosaccharides, polysaccharides
Most of the starch strored in the cells of a potato is composed of molecules that originally entered these cells as
A. enzymes
B. simple sugars
C. amino acids
D. minerals
DNA and RNA are examples of
A. Carbohydrates
B. Lipids
C. Proteins
D. Nucleic Acids
Proteins are made of monomers called ___________
A. Nucleotides
B. Monosaccharides
C. Amino Acids
D. Glycerol and fatty acids
Which elements provides the backbone for all biomolecules?
A. carbon, oxygen
B. carbon, oxygen, hydrogen
C. carbon, oxygen hydrogen, nitrogen
D. carbon, oxygen, hydrogen, nitrogen, phosphorus
Which is correct?
A. deoxyribonucleic acid
B. dioxyribonucleic acid
C. deoxirybonucliec acid
D. deoxyribonucleic aced
Which of the following are factors that can effect the rate of enzyme activity?
A. Only Temperature & pH
B. Only Amount of substrate & enzyme present
C. All of the above
D. None of the above
An example of a protein is
A. sugar
B. fat
C. DNA
D. an enzyme
The main element in organic compounds is…
A. Carbon
B. Nitrogen
C. Oxygen
Lipids can be digested into what smaller subunits?
A. nucleic acids
B. amino acids
C. fatty acids
D. glucose
Letter B…
A. active site
B. enzyme
C. substrate
D. products
Nitrogen is vital to life because it is a key component of:
A. proteins
B. laughing gas
C. carbohydrates
D. lipids
What is the job of an enzyme?
A. It gets broken down in a chemical reaction.
B. It gets denatured each time a reaction occurs.
C. It has an active site.
D. It changes the rate (speed) of a chemical reaction.