BIOLOGY LONG QUIZ

Biology

The natural science discipline that studies living things and life processes.

Etymology of Biology

The word biology comes from the Greek 'bios' meaning life and 'logos' meaning study.

Living organisms studied by Biologists

Humans, plants, animals, and their environments.

Main Branches of Biology

Botany, Zoology, Microbiology.

William Harvey

English physician known for discovering the circulation of the blood in the human body.

Robert Hooke

Scientist who invented the compound lens used in the first microscope.

Carl Linnaeus

Swedish biologist who proposed a system for classifying living organisms.

Edward Jenner

English physician who developed inoculation (vaccination) to prevent smallpox.

Charles Darwin

British naturalist who formulated the Theory of Evolution.

Gregor Mendel

Austrian monk known as the father of genetics for his laws of heredity.

Louis Pasteur

French microbiologist who proved microbes cause diseases.

Robert Koch

German bacteriologist who isolated the bacterium that causes tuberculosis.

Alexander Fleming

Scottish bacteriologist who discovered penicillin, the first antibiotic.

Biological Contribution: Streptomyces griseus

Produces streptomycin, an antibiotic for bacterial infections.

Biological Contribution: Aequorea victoria

Source of Green Fluorescent Protein (GFP) used for observing living cells.

Biological Contribution: Taxus brevifolia

Produces Taxol, an anti-cancer drug that stops cancer cell division.

Taxonomy

The branch of biology that identifies, names, and classifies living organisms.

Levels of Classification

Kingdom, Phylum, Class, Order, Family, Genus, Species.

Binomial Nomenclature

A two-name system for organisms, established by Carl Linnaeus.

Scientific Law vs Scientific Theory

Law explains WHAT happens; Theory explains WHY or HOW it happens.

Basic Biological Theories

Evolution, Cell Theory, Gene Theory, Germ Theory, Homeostasis.

Homeostasis

The ability of living things to maintain a stable internal environment.