Ecosystem Biodiversity

What are the three main components of biodiversity?

• Ecosystem diversity, species diversity, and genetic diversity

• Climate diversity, species diversity, and genetic diversity

• Ecosystem diversity, climate diversity, and genetic diversity

• Ecosystem diversity, species diversity, and climate diversity

Why is the Amazon rainforest considered one of the most biodiverse regions on Earth?

• Due to its high rainfall

• Because of its large size

• Due to its complex ecosystems, huge mix of species, and genetic variety within those species

• Because it has many rivers

How do trees in the Amazon rainforest help herbivores like the tapir and the agouti?

• By providing shelter

• By providing seeds, fruits, and leaves

• By providing shade

• By providing water

What is a keystone species?

• A species that is the largest in an ecosystem

• A species that many other species depend on for survival

• A species that is the most colorful

• A species that lives the longest

What can happen if a keystone species like coral is lost from an ecosystem?

• New species will take over

• The ecosystem becomes more diverse

• Nothing significant

• The entire fabric of the ecosystem is threatened