Two flowers are both roses. One rose is larger and has more fragrance than the other rose. What advantage will one of the roses most likely gain because of this difference?
A: The larger rose will more easily attract bees than the smaller rose.

Which of the following is the best evidence that an area of land was once covered by a glacier?
A: abrasion of surface rocks

Where is the smallest negatively-charged particle found in an atom?
A: orbits around the nucleus

A simple food chain includes hawks, lizards, and insects. Which will most likely happen to the lizard and hawk populations if a pesticide is sprayed to kill the insects, and the lizard and hawk populations cannot find other food in this ecosystem?
A:
Both the lizard population and the hawk population will decrease.