Extra Credit due Thursday

You have two opportunities for extra credit. You can do either assignment, or both assignments. Write your answers on a sheet of paper and turn them in on either Wednesday (Oct 16) or Thursday (Oct 17). Each correct answer is worth 10 points toward your daily effort grade in Life Science. 

Extra Credit Assignment #1

Read the article, "Brainy bees know two from three," and then answer these questions:

1. Who did the research?
2. What did scientists learn from this research? When did Zhang begin studying bees?
3. Where was the research conducted?
4. Based on the information in this article, why do you think phone numbers are made in groups of 3 and 4 numbers? For example, 863-123-1234.
5. How did scientists learn that bees can count to 3, but not to 4?

Extra Credit Assignment #2
 
Read the article, "Longer lives for wild elephants," and then answer these questions:

1. Who did the research?
2. What did scientists learn from this research?
3. Where did the scientists get the data for how long elephants live in the wild and in zoos?
4. What is one reason why elephants in zoos might die younger than elephants in the wild?
5. What can scientists learn from this research about how to best protect the small population of elephants left in the world?