Which of the following is the best explanation for why finches on one of the islands in the galapagos have large breaks while finches on another island have small beaks

Which of the following substances is not involved in the chemical reaction that pro- duces smog? a. sunlight b. particulate matter c. automotive exhaust d. ozone

Flock x flock y flock z total pieces of food eaten (from previous page) 147 93 60 food percentage* % % % simulated number of birds in flock for 3rd generation** * divide each flock's total pieces of food by 300, the total number of pieces of food eaten. ** multiply the food percentage for each flock by the total number of birds (30).

Which is an example of a decomposer? a. bear b.algae c.grass d.bacteria d bacteria