Food Chain / Food Web Crossword Puzzle

QUESTIONS LIST:

• methane : a colorless, odorless and tasteless gas used as fuel to provide energy for homes and industries. rotting vegetable can produce _ .
• food chain : a _ is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.
• predator : predators are wild animals that hunt, or prey on, other animals.
• scavenger : an animal that fees on dead organism.
• digester : a large tank in a sewage treatment plant where microorganism break down solid waste.
• food web : in any ecosystem there are many food chains and, generally, most plants and animals are part of several chains. when you draw all the chains together you end up with a _ ..
• fungi : _ is a kind of living organism: yeasts, molds and mushrooms are types of _ .
• herbivore : an animal that only needs to feed on plants to survive.
• prey : an animal that is hunted and killed by another for food.
• producer : an organism that makes its own food.
• red wrigglers : special decomposers used in a compost.
• bacteria : _ are microscopic single-celled organisms that thrive in diverse environments. they can live within soil, in the ocean and inside the human gut.
• septic system : a water treatment plant is called a _ .
• decomposer : an animal that feeds on dead organism.
• sewage : human waste that is carried away from buildings through a system of pipes.
• omnivore : an animal that feds on both plants and animals.
• carnivore : an animal that eats other animals to survive.
• consumer : animals that can't make their own food so they eat plants or other animals.