Chapter 1 Flashcards
Organism
A living thing
Movement
An action by an organism or part of an organism causing a change of position or place
Respiration
The chemical reaction in cells that break down turn glucose and oxygen into water, carbon dioxide, and energy for metabolism
Metabolism
chemical reactions that take place in living organisms
Sensitivity
The ability to detect and respond to changes in the internal or external environment
Growth
A permanent increase in size and dry mass
ry
Name the five kingdoms
Plant, Animal, Fungus, Prokaryotic, Protoctist
Dry mass
The mass of an organism after it has been killed and all the water removed from it
R
Reproduction
The process that makes more of the same kind of organism
Excretion
The removal of waste products of metabolism and excess substances
Nutrition
The taking in of materials for energy, growth, and development
Species
A group of organisms that can produce fertile offspring
Fertile/infertile
Able to reproduce/not able to reproduce
Genus
A group of species that share similar features and a common ancestor
Organic substances
substances whose molecules contain carbon, and are made by living things
Chlorophyll
Green pigment that absorbs energy from light to perform photosynthesis. Found in chloroplasts.
Cellulose
A carbohydrate made up of fibers in a crisscrossing pattern, makes up the cell wall of plants
Hyphae
Microscopic filaments, made of cells linked in a long line, that make up the main body of a fungus
Decomposers
Organism that break down organic substances outside their bodies and release the nutrients for other organisms to use
Pinna
Flap on the ouside of the body that directs sound into the ear
Placenta
An organ that connects the growing fetus to its mother
Mammary glands
Organs which produce milk to feed young
Exoskeleton
Supportive structure on the outside of the body
Terrestrial
Living on land
