Pit Bull, left, and Enrique Iglesias perform in the halftime show of an NFL football game between the Miami Dolphins and Dallas Cowboys, Thursday, Nov. 24, 2011, in Arlington, Texas.
Dead zone may refer to: Dead zone (cell phone) , an area where cell phones cannot transmit to a nearby cell site Dead zone (ecology) , low-oxygen areas in the world's oceans Dead zone (military) , blindspots in a fortification's visual field which were relatively sheltered from defending fire Films Dragon Ball Z: Dead Zone , the first of thirteen Dragon Ball Z films Whisper of Dead Zone, the translated English title of the 2012 Turkish film ÃlÃ¼ BÃ¶lgeden FÄ±sÄ±ltÄ±lar .
A decomposer is an organism that breaks down waste and dead organisms into nutrients for the producers. These can be fungi, animals, bacteria, etc... An ecological niche is the role or function the organisms has in its ecosystem. For example, an owl's niche would be that of a hunter in his ecosystem. I hope this helps a bit.