Question 1

It separates mantle and core at 2900km depth.

Accepted Answer

Gutenberg discontinuity

Answer

Mohorovicic discontinuity

Answer

Reppetti discontinuity

Answer

Lehmann discontinuity

Question 2

The chemical composition of the mantle corresponds to:

Accepted Answer

Peridot

Answer

Basalt

Answer

Nickel

Answer

Granite

Question 3

It is a sedimentary detrital rock:

Accepted Answer

Conglomerate

Answer

Granite

Answer

Basalt

Answer

Marble

Question 4

It is a magmatic plutonic rock:

Accepted Answer

Granite

Answer

Marble

Answer

Basalt

Answer

Conglomerate

Question 5

It is a mineral and a silicate:

Accepted Answer

Quartz

Answer

Galena

Answer

Calcite

Answer

Halite

Question 6

It is a mineral non-silicate and carbonate:

Accepted Answer

Calcite

Answer

Galena

Answer

Halite

Answer

Quartz

Question 7

They are considered precious stones:

Accepted Answer

All of them

Answer

Emerald

Answer

Ruby

Answer

Sapphire

Question 8

The main sources of fossil fuels:

Accepted Answer

Coal and oil

Answer

Marble and slate

Answer

Limestone and clay

Answer

Feldspar and clay

Question 9

It is the ore of lead:

Accepted Answer

Galena

Answer

Haematite

Answer

Bauxite

Answer

Cinnabar

Question 10

It is the ore of Hg:

Accepted Answer

Cinnabar

Answer

Galena

Answer

Haematite

Answer

Bauxite

Question 11

Which word does not fit: “A mineral is…”

Accepted Answer

Organic

Answer

Crystalline

Answer

Solid

Answer

Natural

Question 12

The physical property that corresponds to the colour of the powder produced when the mineral is scratched on porcelain is called:

Accepted Answer

Streak

Answer

Lustre

Answer

Habit

Answer

Colour

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