1. Levels of Organization

2. A biomeis a large area on the Earth's surface that is
defined by the types of animals and plants living there.

3. An ecosystemincludes all of the biotic (living)
things in a given area, interacting with each
other, and also with their abiotic (non-living)
things in their environments.

4. An community is defined as all of the groups of animals or
plants living together in the same area or environment and
usually interacting to some degree.

5. In biology, populationis a group of organisms belonging
to the same species that are living in the same area at the
same time. They compete for food, mates and nesting
places.

6. In biology, species is a group of organisms that share
common attributes and share the same name. A group of
animals or plants that are similar and can produce
young animals or plants

7. In biology an
organism is
defined as an
animal, plant,
or single-celled
life form.

8. In biology, an organ system is a group of organs that
work together to perform one or more functions.
Organ Systems

9. In biology, organs are a group of tissues in a living
organism that have been adapted to perform a
specific function.

10. In Biology, tissueis composed of similar cells that
are specialized to perform a common function

11. Cells are the smallest structural and functional unit of an
organism, typically microscopic and consisting of
cytoplasm and a nucleus enclosed in a membrane.
Cells

12. Organelles are differentiated structures within a cell,
such as a mitochondrion, vacuole, or chloroplast,
that performs a specific function.
Organelle

13. A moleculeis formed when
two or more atoms join
together chemically. A
compound is a
moleculethat contains at
least two different
elements.

14. An atomis defined as the basic unit of matter. Atoms are
all composed of protons, neutrons, and electrons.