Important Minerals

Which of the following are the uses of minerals?
I. Power generation
II. Construction and buildings
III. Medicine and Dentistry
IV. Agriculture

• 
  I and II

• 
  II and III

• III and IV

• 
  I, II, III, and IV

Different types of batteries are developed, produced, and used by
society. The minerals below are extensively used in the production of these
batteries. Which among the minerals are used in electric car batteries?

• Lead and cobalt

• Cobalt and nickel

• Nickel and zinc

• Zinc and lead

Minerals are not only used in manufacturing industry. Common households
also make use of minerals for everyday use. Which of the statement best
describes minerals as important part of a household?

• Vella uses toothpaste to prevent tooth decay.

• 
  Danny uses earthen oven to boil water.

• 
  Linda uses salt in enhancing flavors of the food.

• 
  All of the above

Copper is a good conductor of electricity and is less corrosive, therefore it is
best used for _______________.

• Electrical wiring

• 
  Cooking

• Plumbing

• None of the above

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

• 
  Titanium has biocompatibility which makes it suitable for implants.

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

• 
  Prostheses made of Titanium is easy to produce.

• 
  Titanium alloy is cheaper over other materials.

Plaster: gypsum; Toothpaste: ___________

• gold

• mercury

• sodium

• fluorite

Although gold is generally known in jewelries industry, they are also used in
other products like cellphones and computers. What characteristics of gold is
important for this purpose?

• 
  Metallic

• 
  Less Corrosive

• Good conductor

• All of the above

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 for her bone
condition?

• Magnesium

• 
  Iron

• Calcium

• Zinc

Silicon is not a metal but is a good conductor. In which products do you expect
Silicon to be used with this property?

• Fiber glass

• 
  Electric circuits
  

• LCD displays

• Rubber

Uranium is a heavy radioactive element from mineral uraninite. Although
uranium is radioactive which makes it harmful to human upon exposure, it is
very useful to society because it is important in _____________.

• food production
  

• generation of electricity
  

• cleaning of coastal water

• decomposition of solid waste