CL.4 BK.1-1-Discovering the Earth

What covers more area on Earth, land or oceans?

• Oceans cover more area than land.

• Land covers more area than oceans.

• Land and oceans cover equal areas on Earth.

• Oceans cover less area than land.

How many continents are there on Earth?

• 8

• 6

• 5

• 7

Name one of the four oceans.

• Arctic River

• Pacific Ocean

• Indian Bay

• Atlantic Sea

Which continent is the largest?

• North America

• Australia

• Africa

• Asia

What type of natural environment is a tropical rainforest?

• A tropical rainforest is a flat, arid landscape with sparse vegetation.

• A tropical rainforest is a dense, warm, and humid natural environment with high biodiversity.

• A tropical rainforest is a mountainous region with extreme temperature variations.

• A tropical rainforest is a cold, dry environment with low biodiversity.

What is the climate like in polar regions?

• The climate in polar regions is extremely cold, with long winters, short summers, and low precipitation.

• The climate in polar regions is warm and humid year-round.

• Polar regions experience heavy rainfall and mild temperatures.

• The climate is tropical with lush vegetation and long growing seasons.

Name one type of desert.

• Mountain desert

• Sand desert

• Cold desert

• Rocky desert

What are mountain ranges?

• Mountain ranges are isolated peaks with no connections.

• Mountain ranges are flat areas of land.

• Mountain ranges are elongated series of mountains connected by high ground.

• Mountain ranges are valleys between hills.

How do grasslands differ from forests?

• Grasslands are primarily made up of shrubs and bushes.

• Grasslands differ from forests in that they have fewer trees, are dominated by grasses, and usually have a drier climate.

• Grasslands receive more rainfall than forests.

• Forests have a higher average temperature than grasslands.

Why is it important to protect the Earth?

• To promote deforestation

• To exploit natural resources more efficiently

• It is important to protect the Earth to preserve biodiversity, ensure clean resources, and combat climate change.

• To increase pollution levels