The Secret Life of Trees Quiz

How many species of trees are there on Earth?

• Less than 100

• Around 1 billion

• Approximately 500 thousand

• Over 50 thousand

Which continent does not have trees?

• Europe

• Asia

• Antarctica

• Australia

How long have trees been around for?

• 200 million years

• 500 million years

• 400 million years

• 100 million years

What do trees use to produce their own supply of food?

• Minerals and vitamins

• Sunlight and water

• Carbon dioxide and oxygen

• Fertilizer and pesticides

What is the name of the fungus that grows in association with the roots of a plant in a symbiotic relationship?

• Algae

• Moss

• Mycorrhizae

• Lichen

What is the main purpose of the mycorrhizal network between trees?

• To provide shade

• To spread diseases

• To share resources and information

• To compete for resources

What is the role of the 'mother trees' in a forest?

• To absorb all the nutrients for themselves

• To share resources with other trees

• To provide shade for smaller trees

• To compete with other trees

What is the potential benefit of protecting and keeping mother trees in a forest?

• Increase in carbon loss

• Decrease in forest regeneration

• Increase in insect infestation

• Reduction in loss of carbon from the ecosystem

What is the potential application of mycorrhizal fungi in agriculture?

• To promote soil erosion

• To decrease crop yield

• To reduce the need for pesticides

• To increase the use of fertilizers

What is one way individuals can reduce food waste and environmental impact?

• Use larger containers for food storage

• Ignore expiration dates

• Buy pre-portioned ingredients

• Throw away excess food