In order to be classified as a "tropical rain forest" a forest must be located between which two tropics

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

The finches on the galapagos island were similar in form except for variations of their beaks. darwin observed that these variations were useful for: attracting a mate defending territory building nests gathering food

Lucia is walking barefoot in her yard. she accidentally steps on a nail. how will her nervous system work to generate a reaction? arrange the eventschronologically.