Rainforest Adaptation and Nutrient Cycle Quiz

What is the height range of the shrub layer in a tropical rainforest?

• 0 to 10 meters

• 0 to 5 meters

• 10 to 20 meters

• 20 to 30 meters

What are emergents in the context of a rainforest?

• Trees that grow in the shrub layer

• Trees that grow only in the middle canopy

• Trees that extend beyond the main canopy

• Trees that are part of the understorey

What percentage of light striking the trees above reaches the forest floor?

• 10%

• 25%

• Less than 3%

• 50%

What adaptation helps tropical plant leaves shed heavy rain?

• Thick waxy coating

• Pointed drip tips

• Broad flat surfaces

• Curled edges

What is the function of buttress roots in rainforest trees?

• To attract pollinators

• To provide additional stability

• To produce seeds

• To store water

What is the role of Mycorrhizal fungi in the rainforest?

• To help trees collect water and nutrients

• To decompose dead leaves

• To produce oxygen

• To provide shade

What are lianas?

• A type of epiphyte

• Woody vines that climb trees

• A species of emergent tree

• A type of shrub

How do lianas benefit from not having a trunk?

• They can store more water

• They can use more energy to gather nutrients and sunlight

• They can grow faster

• They can produce more flowers

What is the strangler fig known for?

• Growing only in the shrub layer

• Killing its host tree

• Being a type of liana

• Producing large fruits

How do epiphytes obtain their nutrients?

• From decomposing leaves

• From animal waste

• From the soil

• From water and air