Q1 ELS Pre-Summative Test

The only planet in the solar system known to harbor life.

• Mercury

• Venus

• Earth

• Mars

What is the leading explanation of how the universe began?

• Big Bang Theory

• Solar Nebula Theory

Which statement does not describe planet Earth?

• It has 70% water

• It is rocky, terrestrial planet

•     It has solid and active surface

•   It has atmosphere made of nitrogen alone

Which of the following spheres interact when bacteria and algae convert nitrogen from the air into a form that is usable by plants and animals?

• Atmosphere and Geosphere

• Geosphere and Biosphere

• Biosphere and Atmosphere

• Atmosphere and Hydrosphere

What is the most obvious property of a mineral but not a reliable property in identifying minerals?

• Luster

• Hardness

• Color

What type of rock is made from the cementing and compacting of sediments?

• Igneous rock

• Sedimentary rock

• Metamorphic rock

The atmosphere of the Earth is composed of ___ nitrogen and _____ oxygen and other gases.

• 0% and 100%

• 21% and 78%

• 78% and 21%

• 50% and 50%

Which term describes the thin layer of solid rock that makes up the outermost part of the Earth?

• Core

• Mantle

• Asthenosphere

• Crust

Ozone plays an important function in every single organism on Earth. To what sphere does ozone layer belong?

• Atmosphere

• Biosphere

• Geosphere

• Hydrosphere

Which of the following describes the correct transformation order of metamorphic rock from sedimentary rock?

• the parent rock must be in water

• the parent rock must have babies

• the parent rock must be uplifted to the surface

• the parent rock must be buried deeper into the earth