PR2024-BioDiv-Phase1

Biodiversity level addressing the variety of species found within certain area.

• Ecological

• Taxonomic

• Genetic

• Ecosystem

First recorded western scholar to propose a classification system of living beings.

• Aristotle

• Cuvier

• Lamarck

• Darwin

Scientist who coined the terms Prokaryote and Eukaryote.

• Chatton

• Heackel

• Woese

• Linnaeus

The scientific discipline of describing, classifying, and naming organisms.

• Phenetics

• Taxonomy

• Cladistics

• Systematics

The current taxonomic classification system includes ____ Domains and ____ Kingdoms of nature.

• 6 & 3

• 3 & 3

• 3 & 6

• 6 & 6

Phenetics is known as numerical taxonomy and is based on phenotypic similarities regardless of whether species share a direct common ancestor or not.

• True

• False

The difference between a phylogenetic tree and a cladogram is that the former groups species according to their physical similarities and the latter shows the evolutionary kinship of different species.

• True

• False

A phylogenetic systematists would say that dolphins are mammals and not elasmobranch fishes because they share characteristics with other mammals, and these can be traced back to a common ancestor.

• True

• False

Dichotomous keys are tools used to identify organisms based on definitions of morphological characters according to whether they have or do not have a certain trait.

• True

• False

Once a scientific name has been assigned to a species, it is definitive and cannot be changed.

• True

• False