Tropical Rainforest

What is a biome?

• An area with distinctive plants and animals

• A type of tree found in rainforests

• A layer of the rainforest

• A type of weather pattern

Why are rainforests called rainforests?

• Because they have tall trees

• Because they have a dense canopy

• Because they receive a lot of rain

• Because they have a humid climate

What is the temperature range in most rainforests?

• 40 to 55 degrees Fahrenheit

• 60 to 75 degrees Fahrenheit

• 70 to 85 degrees Fahrenheit

• 90 to 105 degrees Fahrenheit

Which layer of the rainforest has giant trees growing up to 240 feet tall?

• Emergent layer

• Canopy layer

• Understory layer

• Forest floor

Where do about 90% of all rainforest animals live?

• Emergent layer

• Canopy layer

• Understory layer

• Forest floor

What is the third layer of the rainforest called?

• Emergent layer

• Canopy layer

• Understory layer

• Forest floor

What is the main characteristic of the understory layer?

• It receives a lot of sunlight

• It is very cold and dry

• It has little air movement

• It is the darkest layer

What is the forest floor covered with?

• Grass and flowers

• Moss and ferns

• Fallen leaves and branches

• Rocks and pebbles

How much sunlight reaches the forest floor?

• 10%

• 25%

• 50%

• Less than 2%

What is the main characteristic of the forest floor?

• It has a lot of plant life

• It is very bright and sunny

• It has a lot of air movement

• It decomposes quickly