1. The lithosphere makes up about 29% of the earth’s surface.
a. deposits
b. penetrates
c. effects
d. builds
2. The hydrosphere is composed of salt water, fresh water, ice and snow.
a. consists of
b. deals with
c. results in
d. is concerned with
3. Ocean waters contain many minerals.
a. envelop
b. influence
c. include
d. complete
4. The earth consists of three quite different parts: the atmosphere, the hydrosphere and the lithosphere.
a. is included
b. is formed
c. constitutes
d. builds up
5. Almost all rocks include two or more minerals.
a. change
b. constitute
c. increase
d. comprise
6. Ocean waters contain many elements.
a. consist
b. constitute
c. form
d. include
7. Magma comprises large quantities of both oxygen and hydrogen.
a. forms
b. constitutes
c. contains
d. occurs
8. The waters of the Earth include the waters of oceans, lakes and streams.
a. occur
b. comprise
c. divide
d. modify