Name two primary classifications of grasslands:

1. ___________________
2. ___________________

Name five terms that are used to name grasslands around the world:
1. ____________________
2. ____________________
3. ____________________
4. ____________________
5. ____________________

Name three differences between the two primary grassland classifications:
1. _______________________________________________________________
2. _______________________________________________________________
3. _______________________________________________________________

List specific reasons why appropriate management of grasslands is so important.
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_______________________________________________________________________
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Write a brief description of why animal diversity is important in grassland systems.
_______________________________________________________________________
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Write a short paragraph discussing why the 1800's were pivotal years for grasslands in the USA.

Calculation:
On average, developing countries have approximately 953 million animal units of livestock and produce 666 kilograms of milk per head per year. Developed countries have 424 million livestock animal units and produce 3085 kg of milk/head/year. Calculate the percentage difference in milk productivity, graph and compare developing and developed countries in a short statement. (Hoveland, 1987)