Sunday, September 26, 2010

Lesson 6 Science Test

1. Fruit is smaller when it’s dehydrated than when it’s fresh.

2. Fruit is lighter when it’s dehydrated than when it’s fresh.

3. When something is dehydrated, water leaves its cells.

4. Once water has left a cell, it can go back in again.

5. Dehydration slows decomposition.

6. Water returning to cells is NOT a result of dehydration.

7. The membrane is the name of the tough coating that surrounds a cell.

8. Dehydration slows down the process of decomposition.

9. Dehydrated food usually keeps much longer than fresh food.

10. Dehydrated food would be helpful 1) on a hike where weight is a concern, 2) in a place with no refrigeration, 3) in a climate where spoilage occurs rapidly.

No comments:

Post a Comment