Semester Exam Vocabulary Quiz #3

Eukaryotic, multicellular organisms with no cell wall or chloroplasts. Most have complex organs and organ systems. Heterotrophs

• Animal

• Plant

• Fungi

• Protist

A set of tissues in plants that transports water (mostly tubes in the stem and roots)

• Roots

• Xylem

• Phloem

• Meristem

The entire portion of the earth that supports life – organisms and their surroundings

• Niche

• Biome

• Biosphere

• Ecosystem

A living thing – may be as simple as a single-celled bacteria or as complex as animals

• Cell

• Population

• Tissue

• Organism

A group of similar cells that have similar functions working together in an organism

• Tissue

• Organ

• Bacteria

• Cells

A process in biology that is regulated such that it slows down when it has happened too much.

• Neutral Feedback

• Negative Feedback

• Positive Feedback

• Feedback Loop

The process of change that occurs as an ecosystem initially forms, or after an ecosystem is disrupted.

• Secondary Succession

• Ecological Suppression

• Ecological Succession

• Primary Succession

An interaction among organisms in which one benefits while the other is harmed

• Parisitism

• Parrotsitism

• Parositism

• Parasitism

An interaction among organisms in which both organisms benefit.

• Mutualism

• Mutalism

• Mutuolism

• Mutualesm

“Levels” in a food chain – producers, primary consumers, secondary consumers, etc.

• Energy Flow

• Tropic Levels

• Ecological Pyramid

• Trophic Levels