Science Test

What is the top layer of soil called?

• Subsoil

• Humus

• Bedrock

• Topsoil

Which type of soil is known for its fine particles and ability to retain moisture?

• Sand

• Clay

• Silt

• Loam

The Sun's core is primarily composed of which gas?

• Oxygen

• Helium

• Hydrogen

• Carbon Dioxide

What is the temperature range of the Sun's corona?

• 5,500°C - 10,000°C

• 1,000,000°C - 3,000,000°C

• 1,000°C - 3,000°C

• 10,000°C - 20,000°C

Which natural disaster is caused by the sudden movement of tectonic plates?

• Tornado

• Flood

• Earthquake

• Hurricane

What instrument measures atmospheric pressure?

• Thermometer

• Barometer

• Anemometer

• Rain Gauge

Which layer of the Sun appears as a reddish glow during solar eclipses?

• Photosphere

• Core

• Chromosphere

• Radiative Zone

What is the primary cause of flooding?

• Earthquake

• Heavy rainfall

• Tornado

• Drought

The layer of soil rich in organic matter is known as:

• Subsoil

• Humus

• Clay

• Bedrock

What type of soil drains quickly and is low in nutrients?

• Sandy Soil

• Clay Soil

• Loamy Soil

• Peaty Soil