1. Abiotic Factors- In biology and ecology, Abiotic components or, Abiotic Factors, are non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems.
2. Biotic Factor- A Biotic Factor is any living component that affects another organism, including animals that consume the organism in question, and the living food that the organism consumes.

3. Ecosystem- A biological community of interacting organisms and their physical environment.

4. Habitat- the natural home or environment of an animal, plant, or other organism.

5. Organism- an individual animal, plant, or single-celled life form.synonyms:living thing, Being, Creature, Animal, Plants, Life forms.

6. Population-  All of the people inhabiting a specified area.

7. Community- A group of people living in the same locality and under the same government.

8. Classification-  1. The act, process, or result of classifying. 2. A category or class.

9. Taxonomy-  The classification and naming of organisms in an ordered system that is intended to indicate natural relationships, especially evolutionary relationships.


1. Cell:  The smallest structural unit of an organism that is capable of independent functioning, consisting of cytoplasm, usually one nucleus, and various other organelles, all surrounded by a semipermeable cell membrane.

2. Cell Membrane- The semipermeable membrane that encloses the cytoplasm of a cell.

3. Cell wall- The rigid outermost cell layer found in plants and certain algae, bacteria, and fungi but absent from animal cells.

4. Organelle- A differentiated structure within a cell, such as a mitochondrion, vacuole, or chloroplast, that performs a specific function.

5. Tissue- A part of the body of a living thing that is made of similar cells, like the cardiac tissue of your heart.

6. Organ- A differentiated part of an organism, such as an eye, wing, or leaf, that performs a specific function.

7. Unicellular- (1) Having or consisting of only one cell. (2) Pertaining to an organism whose functions are all carried out within one cell.

8. Multicellular- Having or consisting of many cells.

9. Autotroph- An organism capable of synthesizing its own food from inorganic substances, using light or chemical energy. Green plants, algae, and certain bacteria are autotrophs.

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