BASIC SCIENCE

What is the best way to prevent soil erosion?

• re-planting trees

• cutting down trees

• constructing a wall around the denuded area

• allowing mining industries to operate

In what soil conservation technique might a farmer plant corn one year and soybeans the next to replenish the soil with nitrogen?

• Cover Crops

• Crop Rotation

• No-Till Farming

• Terraces

A deep cut can lead to the risk of which disease?

• Tetanus

• Typhoid

• Flu

• Malaria

When do blisters occur?

• When there is a cut

• When there is an animals bite

• When there is a fracture

• When there is a burn

What type of rock is formed when melted rock cools?

• Igneous

• Metamorphic

• Sedimentary

What are the three types of rocks?

• lava, metamorphic, and sedimentary
• igneous, sedimentary, and mineral
• metamorphic, lava, and igneous
• igneous, sedimentary, and metamorphic

Where are fossil fuels found?

• in rocks on the ground

• at the landfill

• at the recycling centre

• underneath the Earth's surface

How are fossil fuels formed?

• Formed from thousands of layers of feces under extreme heat and pressure over a long period of time

• Decomposing of plants and animals under extreme heat and pressure from an underground

• Formed from thousands of layers of dusts under extreme heat and pressure over a long period of time

• Decomposing of plants and woods under extreme heat and pressure from an underground

Why is electrical wiring usually made from copper?

• Because copper is shiny
• Because copper conducts electricity
• Because copper is not magnetic

Which of the following is NOT an element of erosion?

• Water

• Wind

• Glaciers

• Electrical Current