| Increase in ____ use near a lake could increase algae growth. |
amphibian |
| Any animal that eats both plants and animals is an ____. |
black ink |
| Although born in water, an adult ____ can live in water or on land. |
carnivore |
| Unlike fish, whales (mammals) must come to the ____ for oxygen. |
fertilizer |
| Any animal that only eats other animals is a ____. |
lichen |
| Octopuses release ____ to escape from predators. |
omnivore |
| A predator kills its prey. A ____ feeds on dead animals. |
scavenger |
| A ____ is a composite organism composed of a fungus and algae. |
surface |
