4. "Tropical" is the one among the following choices given in the question that is the<span> predominant climate of South America. The correct option among all the options given is the fourth option.
5. "Albatross" is the one bird species among the following that </span><span>is found almost exclusively in the Southern Hemisphere. The correct option among all the options given is the third option.</span>
Your answer is, flood plain.
Well the trees are the fuel for a fire and the sun can start a wild fire so I would probably say the things on the ground but I’m not completely sure
Well if you mean what does the controlled part of a scientific investigation, it is the part of the investigation that will be your control or your base, untouched, original, data and such.
I'm NOT 100% sure about this answer but I think it's the Lines of Longitude