The Living World Chapter-Wise Test 14

Correct answer Carries: 4.

Wrong Answer Carries: -1.

Which of the following statements about classification is incorrect?

Classification helps in organizing organisms into hierarchical groups.
Classification is only based on morphological characteristics.
Classification allows scientists to understand evolutionary relationships.
Classification aids in identifying newly discovered species.
2

Modern classification considers not only morphological traits but also genetic, molecular, and evolutionary relationships.

What makes classification a dynamic process?

New species are constantly being discovered
Scientific understanding evolves over time
Genetic studies influence classification
All of the above
4

Classification evolves due to new discoveries, genetic studies, and advancements in scientific understanding.

Which of the following is a correct example of taxonomic hierarchy?

Species → Genus → Family → Order → Class → Phylum → Kingdom
Genus → Species → Family → Order → Phylum → Class → Kingdom
Species → Family → Genus → Class → Order → Phylum → Kingdom
Order → Family → Genus → Class → Species → Phylum → Kingdom
1

The correct taxonomic hierarchy is: Species → Genus → Family → Order → Class → Phylum → Kingdom.

Which taxonomic category directly ranks above genus?

Species
Family
Order
Class
2

Family is the taxonomic rank that directly ranks above genus.

Which of the following is NOT a principle of binomial nomenclature?

Each name has two parts: genus and species
Scientific names are written in Latin
Scientific names must be descriptive
The genus name starts with a capital letter
3

Scientific names do not have to be descriptive; they are assigned based on binomial nomenclature rules.

Which of the following is correct about numerical taxonomy?

It classifies organisms based only on evolutionary relationships.
It is based on a large number of observable characteristics using statistical methods.
It ignores genetic similarities among organisms.
It is not used in modern classification.
2

Numerical taxonomy classifies organisms based on a large number of observable characteristics using mathematical and statistical techniques.

Which of the following taxonomic categories is the most specific?

Family
Genus
Order
Species
4

Species is the most specific taxonomic category, containing organisms that can interbreed.

Which of the following statements about binomial nomenclature is INCORRECT?

It consists of two parts: Genus and species
Genus name starts with a capital letter
Scientific names are written in local languages
Species name is always in lowercase
3

Scientific names are universally written in Latin, not in local languages, to maintain consistency.

What is the correct taxonomic position of humans?

Homo sapiens, Hominidae, Primata, Mammalia, Chordata
Homo sapiens, Hominidae, Carnivora, Mammalia, Chordata
Homo sapiens, Felidae, Primata, Mammalia, Chordata
Homo sapiens, Canidae, Carnivora, Mammalia, Chordata
1

Humans belong to species Homo sapiens, family Hominidae, order Primata, class Mammalia, and phylum Chordata.

Who is known for pioneering the modern concept of biological species?

Aristotle
Carolus Linnaeus
Ernst Mayr
Charles Darwin
3

Ernst Mayr is credited with pioneering the modern biological species concept, which emphasizes reproductive isolation.

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