Earth Science - Quarter 1 Review Part 2

Which of the following macro minerals is essential for maintaining fluid balance in the body?

• Iron

• Selenium

• Sodium

• Zinc

Why is Titanium widely used in prosthetics over plastic, wood, and rubber?

• Titanium alloy is cheaper over other materials.

• Prostheses made of Titanium is easy to produce.

• Titanium alloys are lighter compared to plastic, wood, and rubber.

• Titanium has biocompatibility which makes it suitable for implants.

What is the primary role of phosphorus in the body?

• Oxygen transport

• Muscle contraction

• Bone and teeth formation

• Nerve impulse transmission

How does society benefit from using kitchen wares made of aluminum over other materials such as iron cast and stainless steel?

• 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.

        At a young age, Eve has 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 in her bone condition?

• Calcium

• Iron

• Magnesium

• Zinc

The image showing a series of horizontal land strips being removed to extract minerals represents which type of mining?

• Dredging

• Mountaintop Removal

• Open-Pit Mining

• Strip Mining

Which mining technique is illustrated by a floating platform using a scoop to collect material from underwater?

• Dredging

• Open-Pit Mining

• Placer Mining

• Strip Mining

What mining method is depicted in the image where a large, circular pit is excavated to extract minerals?

• Dredging

• Open-Pit Mining

• Strip Mining

• Subsurface Mining

Which of the arrangement of mineral processing is correct?

• Comminution, Dewatering, Crushing, Grinding and Analysis

• Sampling, Analysis, Comminution, Filtration and Dewatering

• Sampling, Analysis, Comminution, Concentration and Dewatering

• Dewatering, Comminution, Analysis, Sampling and Surface Mining

What are the essential factors involved in the formation of fossil fuel?

• pressure and temperature

• pressure and low oxygen environment

• pressure, temperature, and low oxygen environment

• pressure, temperature, and high oxygen environment