What makes planet Earth different from the other planets in the solar system?

Which is not true in a comparison between Mars and Earth?

Traps heat, shield the surface from harmful radiation, and provide chemicals needed for life, such as nitrogen and carbon dioxide. Which factor is being described here that is present to planet Earth?

It was found out that Earth’s surface is covered with water. Approximately, how many percent of water comprises the Earth?

What is the reason why every living thing on Earth has the chance of survival? 

Earth can support the survival of organisms. What is/are the factor/s that make/s Earth habitable?

I. atmosphere II. energy III. Temperature IV. Nutrient

Planet Earth is considered as “blue planet”. Which of the following best describes the surface of planet Earth?

A thin layer of solid rock that makes up the outermost part of the Earth is visible to which part of geosphere?

Relationship between the complex communities of individual organisms is seen in the different systems of the Earth. What do you call the unit in nature?

When nitrogen is returned to the soil when dead plants decompose is an interaction that occurs in what system?

Which system of the Earth is considered as the largest component of the Earth? 

Pyrite is a yellowish mineral that looks like gold and is commonly called fool’s gold. What is the property of mineral exhibited by pyrite wherein it reflects light and with a metallic look?

Some minerals like mica have surfaces with planes of weak bonds in the crystals. Thus, its crystals can be peeled like layers of onion. What is the property exhibited by mica?

In its powdered form, the mineral hematite is reddish. Which mineral property is best described?

What is the property of minerals that reflects light on its surface?

Which of the following is NOT a characteristic of a mineral?

Rocks vary in color, size, texture, and shape. They are classified based on how they were formed. Which of the following deals with the study of rocks?

Igneous and metamorphic rock can be buried and undergo tremendous heating and stress. What is the process of transformation of one rock type into another?

What type of rocks are formed from sediments over long period of time?

What is the natural process that causes one kind of rock to change into another kind?

Which of the following is an example of an igneous rock?

Which of the following represents the correct order of the processes responsible for the formation of sedimentary rocks?

Which of the following is true about rocks? 

What is the type of rock formed from lava that cools quickly that results to finer grain and smaller size of crystals?

In which type of rock can fossils be found?

Which of the following does NOT alter the composition of mineral?

Which of the following is an example of oxidation?

Which activity does NOT facilitate erosion?

What term refers to the removal and transport of weathered material from one place to another?

Which of the following is NOT an agent of erosion?

What process of chemical weathering is involved when water reacts with one mineral to form a new mineral like feldspar into clay?

What chemical reaction takes place during rusting of iron?

What is the process by which sediments settle down in a particular area?

What process by which heat is directly transmitted through a substance when there is a difference of temperature or between adjoining regions, without movement of the material?

Which of the following is described as the process of heat exchange between the Sun and the Earth that controls the temperature of the latter?

What are the two factors that affects conduction on the Earth’s surface? 

What kind of process by which heat energy is transmitted through collisions between neighboring atoms or molecules?

How does the mantle behave as a viscous fluid on a geological time scale?

What refers to the shaking of the surface of the Earth resulting from a sudden release of energy caused by a convection current?

Which of the following are boundaries between the three major layers of the Earth?

What term should be used to describe a semi-liquid hot molten rocks located beneath the Earth?

During partial melting of magma, where does decompression melting take place?

When water or carbon dioxide is added to hot rocks, the melting points of minerals within the rocks decrease. What process is being described?

Which of the following rock sample contains fine texture?

What rock is the result of the metamorphism of sandstones?

Which of the following rock samples is less influenced by the heat?

What Latin word was the term “igneous” derived from?

Which type of igneous rock forms when magma hardens beneath Earth’s surface?

Which of the following refers to a region where plates meet?

Which of the following landforms is said to be a low area between hills or mountains?