Download Habitat Worksheet

Habitat Worksheet
Due: Monday, February 23, 2015
Value: 5% of your final mark
Instructions: Read the linked excerpt from Biology and the Nautilus article and answer the following
questions. Please submit your typed responses on Blackboard.
1. List and briefly explain the three levels of biodiversity.
2. Why is biodiversity beneficial to each of the following topics:
1. Human welfare
2. Ecosystem resilience
3. Species survival or extinction
3. Judge the threats to biodiversity presented in the reading and rank them in order of importance
(most important to least important) and briefly explain your ranking.
4. What is habitat fragmentation and what is it a concern for biodiversity?
5. What is a minimum viable population number & how does it relate to habitat destruction &
fragmentation?
6. Based on the Nautilus article, habitat destruction can be wrought by organisms themselves.
What has caused the current deer overpopulation in North America? How are North American
deer populations altering the ecosystems around them?