I don’t know this one and I’m eating soo yea could you help me out please ?

How would i answer this in a exam. orange - sea temperature is over 27 red arrows - tropical storm routes

What is the amount of organic matter in all living organisms in a habitat called?

This is a 2017 topographic map of puerto rico in the united states, and i'm sorry that people there have suffered such a disaster. i want to ask, what do the yellow dots and areas represent on this graph? and the blue area and the little blue circle, and the little blue sign that looks like a signal tower, what do they stand for?