1. TUESDAY REVIEW APRIL 9, 2013

2. A. Birds, and other animals that eat insects, only prey on Butterfly X. B. Butterfly X and Butterfly Y are competing for the same food source. C. Butterfly Y can’t find the plants that it needs to feed its young. D. Butterfly X has the same coloration and wing span as Butterfly Y.

3. Batteries made before 1997 contain high levels of the toxic substance mercury. These batteries can’t be recycled and should not be thrown in the regular trash, while newer batteries are safe for both. An old battery would be safe for regular disposal or recycling if it were made in which of the following years? A. 1982 B. 1985 C. 1994 D. 1999

4. Which of the following questions could be investigated by growing corn plants in soils that retain different amounts of water? A.How does the water retention of a soil affect its ability to support plant life? B.What nutrients does a corn plant need to absorb from soil in order to grow? C.How do the different parts of a plant get the water they need from the soil? D. What kind of climate has conditions that create the best soil for plant growth?

5. A. How long, after taking the medicine, do people start sneezing again? B. How much of the medicine do most people take when they feel sick? C. How much does this medicine cost, compared to others that are similar? D. How many doctors recommend this medicine for people with colds?

6. Gasoline is made from fossil fuels, a nonrenewable resources. We can conserve this resource by using which of the following kinds of transportation? A. Bicycle B. Bus C. Truck D. Automobile