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Classification of Living Organisms Quiz

#1

Which kingdom do humans belong to?

Animalia
Explanation

Humans belong to the kingdom Animalia.

#2

Which of the following domains includes organisms with a distinct nucleus in their cells?

Eukarya
Explanation

The domain Eukarya includes organisms with a distinct nucleus in their cells.

#3

In the scientific name Homo sapiens, what does 'Homo' represent?

Genus
Explanation

'Homo' in the scientific name Homo sapiens represents the genus.

#4

Which of the following is an example of a eukaryotic organism?

Amoeba
Explanation

Amoeba is an example of a eukaryotic organism.

#5

Which domain includes organisms that are often found in extreme environments such as hot springs and deep-sea vents?

Archaea
Explanation

The domain Archaea includes organisms often found in extreme environments such as hot springs and deep-sea vents.

#6

What is the main criterion for classifying organisms into different kingdoms?

Cell type
Explanation

The main criterion for classifying organisms into different kingdoms is cell type.

#7

Which scientist is often referred to as the 'Father of Taxonomy'?

Carl Linnaeus
Explanation

Carl Linnaeus is often referred to as the 'Father of Taxonomy.'

#8

Which taxonomic rank is immediately below family and above genus?

Order
Explanation

Order is the taxonomic rank immediately below family and above genus.

#9

What is the term for a group of organisms capable of interbreeding and producing fertile offspring?

Species
Explanation

Species is the term for a group of organisms capable of interbreeding and producing fertile offspring.

#10

Which of the following is a characteristic of the domain Archaea?

Extremophiles
Explanation

Archaea is characterized by extremophiles.

#11

In biological classification, what does the term 'binomial nomenclature' refer to?

A two-part scientific name for species
Explanation

Binomial nomenclature refers to a two-part scientific name for species.

#12

In the classification system, which of the following is more inclusive than a class?

Phylum
Explanation

In the classification system, phylum is more inclusive than a class.

#13

What is the primary basis for the modern classification of organisms?

Genetic information
Explanation

The primary basis for the modern classification of organisms is genetic information.

#14

Which of the following is an example of a prokaryotic organism?

Escherichia coli (E. coli)
Explanation

Escherichia coli (E. coli) is an example of a prokaryotic organism.

#15

What is the primary function of the International Code of Nomenclature for algae, fungi, and plants (ICN)?

Regulate naming of plants
Explanation

The primary function of the ICN is to regulate the naming of plants.

#16

What is the correct order of hierarchical classification from broadest to most specific?

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

The correct order of hierarchical classification is Kingdom, Phylum, Class, Order, Family, Genus, Species.

#17

Which scientist proposed the three-domain system of classification?

Carl Woese
Explanation

Carl Woese proposed the three-domain system of classification.

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