ACHIEVEMENT TEST _ EARTH SCIENCE

Taal Volcano spews gases and ashes into the air. How does this scenario affect the atmosphere?

• A. It decreases the air pressure in the area.
• B. It increases the humidity in the area near the volcano.
• C. It lessens the atmospheric temperature in the area.
• D. It affects the amount of gases in the atmosphere through its emitted gases.

An astronomer observed an Earth-sized like planet in a distant galaxy. Based on the data, the planet is at the same distance from its star, like Earth to its star - the sun. It is also covered with a thick atmosphere which is composed of carbon dioxide and shows no volcanic activity. What can you infer from this data?

• The Earth-like planet is hot and nutrient cycling occurs.
• The Earth-like planet is cold and nutrient cycling occurs.
• The Earth-like planet is hot and no nutrient cycling occurs.
• The Earth-like planet is cold and no nutrient cycling occurs.

Analyze the given situations below. Which of them shows an interaction between geosphere and atmosphere?

• Water evaporates from the soil.
• Bacteria converting nitrogen to ammonium.
• Plants undergoing the process of transpiration.
• Rocks undergoing the process of weathering due to flood.

Ava collected samples of sedimentary rocks from the riverbank of Pansipit. She grouped the rocks according to their characteristics. In the first group, she observed attached shells on the samples. While in the second group, she observed pebbles attached to it. What type of sedimentary rocks did Ava collect from the riverbank?

• The first group is clastic sedimentary rocks while the second is chemical sedimentary rock.
• The first group is clastic sedimentary rocks while the second is organic sedimentary rock.
• The first group is chemical sedimentary rocks while the second is a clastic sedimentary rock.
• The first group is organic sedimentary rocks while the second is a clastic sedimentary rock.

At a young age, Eve developed rickets, a condition that affects bone development in children. She experiences bone pain and has soft and weak bones that lead to bone deformities. Which mineral is Eve lacking for her bone condition?

• Calcium
• Iron
• Magnesium
• Zinc

How does society benefit from using kitchen wares made of aluminum over other materials such as iron cast and stainless steel? I. Aluminum is lighter that stainless steel and iron. II. Aluminum is stronger than stainless steel and iron. III. Aluminum is less reactive to food than stainless steel. IV. Aluminum has a higher corrosion resistance than stainless steel and iron.

• I and II are true; III and IV are false.
• I and III are true; II and IV are false.
• I and IV are true; II and III are false.
• All statements are true.

Which of the following is a mineral ore? 1. a rock with fossilized insect 2. a rock combined with copper 3. a sediment that has gold traces 4. a rock that contains valuable mineral

• 1, 2 and 3
• 1, 3 and 4
• 2, 3 and 4
• 4, 2 and 1

Which is not true about surface mining?

• It is the most dangerous method of mining.
• It is used to extract ore minerals near the surface of the earth.
• Surface mining can be done through open pits, dredging and strip mining.
• In surface mining, the soil and rock that covered the ores are removed through blasting.

Fossil fuels formed millions of years ago from different materials. Which of the following are its components? 1. Remains of bacteria 3. Remains of all vegetation 2. Remains of animals 4. Remains of volcanic ashes

• 1, 2 and 3
• 1, 2 and 4
• 1, 3 and 4
• 2, 3, and 4

Which of the following statements is/are correct? I. Philippines has the largest coal production in the world. II. Oil, coal, and natural gas are examples of renewable energy. III. Non-renewable energy is finite; they can’t be used for a second time.

• I only
• II only
• III only
• I and II