Your Summer Garden Did Very Well, but Over the Winter

Multiple Choice

Your summer garden did very well, but over the winter your hibiscus plants that attracted so many hummingbirds the first year, were killed by cold winter temperatures. You are so annoyed that you ignore the garden; much to your surprise sunflowers sprout on their own. That second summer you see lots of goldfinches (small yellow birds) visit the garden to eat the sunflower seeds. Given that all abiotic conditions remained the same over the 2 years, why do you see hummingbirds the first year and goldfinches the second year?

A) Communities depend on interactions among organisms.
B) Communities depend on the physical environment.
C) Disturbance can modify community composition.
D) All of these choices are correct.