QUIZ 1
BIOLOGY 1406
NAME_______________________________ Remote # ____
1. The basic unit of life is the
a. Unit body
b. Protein unit
c. Nucleus
d. Cell
e. Organism
2. The most important chemical element
for living things is
a. hydrogen
b. water
c. sugar
d. lipid
e. carbon
3. The genetic material is
a. protein
b. RNA
c. A chromosome
d. Unknown
e. DNA
4. The Theory of Evolution was proposed
by
a. Charles Darwin
b. Thomas Hunt Morgan
c. Watson and Crick
d. Aristotle
e. Melvin Calvin
5. The ultimate source of energy for all
living things is
a. Food
b. Plants
c. The sun
d. Animals
e. The ocean
6. A major difference between plant and
animal cells is
a. The presence of a cell wall in
animal cells and no nucleus in plant
cells
b. The presence of a cell wall in plant
cells
c. The lack of mitosis in plant cells
and the presence of a cell wall in
animal cells
d. No mitosis in animal cells and cell
walls in plant cells
e. Mitosis in animal cells and lacking
mitosis in plant cells
7. Bacteria and related organisms have a
cellular structure so different and
unique, that they are set off in their own
kingdom by biologists. Their cell is
called:
a. Eukaryotic
b. Prokaryotic
c. Dikaryotic
d. Multicellular
e. Basal
8. The control center for all eukaryotic
cells is the
a. Mitochondrion
b. Nucleus
c. Chloroplast
d. Golgi apparatus
e. Cell membrane
9. The strongest chemical bond in
molecules essential to living things is
the _________________bond
a. Covalent
b. Ionic
c. Polar covalent
d. Hydrogen
e. None of the above
10. In the crystal matrix of ordinary salt, the
sodium and chlorine are held together
by:
a. Atomic bonds
b. Covalent bonds
c. Ionic bonds
d. Hydrogen bonds
e. Nonpolar bonds
11. (CH2O)n is the common formula for:
a. amino acids.
b. sugars.
c. fatty acids.
d. hydrophylic molecules
e. hydrophobic molecules