IB Biology: Classification & Biodiversity

Which of the following organisms are LEAST closely related?

• organisms that share a domain

• organisms that share a family

• organisms that share a genus

• organisms that share a species

Tags

NGSS.MS-LS4-2

The scientific name for an organism is made from the:

• class and family name

• genus and species name

• domain and kingdom name

• kingdom and phylum name

A student discovers an arachnid with a segmented abdomen, a tail with no stinger & long legs. The student uses the dichotomous key below to identify it. Which arachnid has the student found?

• Whip Scorpion

• Wind Scorpion

• Daddy long legs

• Scorpion

Members of this kingdom never have a cell wall

• Animalia

• Plantae

• Archaebacteria

• Protista

• Fungi

Which phyla has a soft unsegmented body and can be protected by a shell?

• Mushroom

• Mollusks

• Echinoderm

• Annelid

This phylum has a medusa and polyp stage, stinging tentacles, and radial symmetry. What phyla is it?

• Arthropods

• Annelids

• Cnidarian

• Echinoderms

• Mollusks

Identify the kingdom based on the organisms characteristics.

• Eubacteria

• Fungi

• Archaea

• Animalia

Tags

NGSS.MS-LS4-2

Carl Linnaeus developed a binomial classification system for living things. Why is this contribution important?

• because it created new species for identification

• because it created specific scientific names for living things

• because it classified living things into the 6 kingdoms we have today

• because it created common names for species with existing scientific names

Which scientific name is written correctly?

• Okapia Johnstoni

• Carcharodon carcharias

• balaenoptera Musculus

• panthera leo

Algae, seaweeds, and protozoans belong to kingdom:

• Protista

• Animalia

• Plantae

• Fungi