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donaldwilliams31
donaldwilliams31
15.12.2020 • 
Biology

The density of a deer population in a central Wisconsin forest is 40 deer / hectare deer produce 2.2 x 10.^7 kg methane / 1000 deer / day Deer eat 8 lbs. of food per day
2.How much food is consumed by the deer population in a 3000-hectare forest in lbs. per day?
3.How much methane is produced in a 3000 hectare forest in kg per day?
4.Because of climate change and melting ice, polar beans must now swim 200 km to land where as 20 years ago they swam only 50km. What is the percent increase in distance they must swim?
5. Biologist estimate the world polar bear population to be 25,000. If 60% of the bears live in Canada, how many polar bears live in Canada, how many polar bears live in Canada?
6. Identify conditions necessary for evolution by natural selection.
7. Why are pest species likely to be extreme r-strageties and many endangered species tend to be K-strategists?
8. Describe the two phases why which the most common method method of speciation occurs.
9. Define HIPPCO.
10. List and describe 3 characteristics of extinction-prone species.
11. Discuss the influence of nonnative species on native plant and animal reductions / extinctions.
12. What is the CITES treaty?
13. What is endangered species act?
14. what is the theory of Islands Biogeography and how is it utilised by conservation biologists?

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