ecology

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In an ecosystem that includes a snail, water, fish, green plant, and a rock, one consumer in this tank is the

In order to survive, all organisms must have

Grasses, shrubs, and trees are called producers because they make

How are these two organisms classified?

A life cycle is best described as the

The process of a fertilized egg, to a tadpole, to an adult frog is an example of

Different species of carnivorous animals that share the same habitat in an ecosystem may

Which term describes an organismвЂ™s ability to maintain a stable internal environment?