Scientists call the living things in our environment this.
Growth, energy, waste, reproduction, and adaption are all considered what?
These are the classification for organisms.
These animals have no backbone.
What are invertebrates?
These are animals that have backbones.
What are vertebrates?
Scientists call non living things in an environment this.
What are abiotic factors?
This controls all the cell's activities.
What is the nucleus?
Tiny organisms are called this.
What are microorganisms?
This is when parts of the animal's body match up with other parts around the midpoint.
Jawless and cartilaginous fish both have skeletons made of this.
What is cartilage?
This is the place were biotic and abiotic factors interact.
What is an ecosystem?
This thin covering is found outside the cell. In plants, it is inside the cell wall.
What is a cell membrane?
What is yeast?
Clams and oysters are this type of invertebrate.
What are mollusks?
These are the only vertebrates that are born in water and live on land.
What are amphibians?
All the members of a species that live in an ecosystem is called this.
What is a population?
This is a group of similar cells that work together to perform a job.
What is a tissue?
Algae is part of this kingdom.
What is the protist kingdom?
Echinoderms have this internal support structure.
What is an endoskeleton?
Reptiles have this on their skin and birds have this on their feet.
What are scales?
All the populations in an ecosystem make up this.
What is a community?
What is a microscope?
This is the second part of the organism's name.
What is the species?
This is the largest group of invertebrates.
What are arthropods?
These animals are classified by how their young are born.
What are mammals?