Which rock is also called volcanic glass?

• Pumice

• Obsidian

• Granite

• Basalt

Identify the simple machine.

• Wedge

• Third class lever

• Inclined plane

• First class lever

______disease is caused due the deficiency of iodine.

• Beri-beri

• Rickets

• Goitre

• Anaemia

Which picture does not show a mineral?

• 
• 
• 
• 

Energy obtained from the Earth is known as ______

• Solar energy

• Geothermal energy

• fossil

• Wind energy

Which one is not a communicable disease?

• Scurvy

• Flu

• Malaria

• COVID 19

Lava is formed_____.

• after a volcano erupts.

• inside a volcano.

• both inside and outside a volcano.

• None of these

Which one of the following is an energy giving food?

• Rice

• Iodine

• Protein

• Vitamin

Which of the following is a type of rock?

• Igneous

• Metamorphic

• Sedimentary

• All of the above

Identify the rock.

• Marble

• Granite

• Gniess

• Slate