Question

A. Choose the correct answer and fill in
the blanks.

1. The
is the outermost layer of
the Earth.
a) lava
b) mantle
c) core
d) crust

2. Rocks containing metals in large quantities are
called
a) fossils
b) ores
c) magma
d) minerals

3.
is the hardest mineral.
a) Diamond b) Quartzite
c) Basalt
d) Granite

4. Obsidian is good example of
igneous rock.
a) crystalline b) extrusive
c) intrusive d) primary
a
an​

Answer 1

Explanation:

1. c)core

2.c) magma

3.a) diamond

4.b) extrusive

Answer 2

Answer:

(a) Crust

(b) Ores

(c) Diamond

(d) Extrusive