The Living World Chapter-Wise Test 12

Correct answer Carries: 4.

Wrong Answer Carries: -1.

Which taxonomic category includes the LEAST number of organisms?

Class
Phylum
Genus
Species
4

Species is the most specific taxonomic category and contains the least number of organisms.

Which of the following provides the most reliable classification of organisms?

Morphological similarities
Habitat-based classification
Genetic and molecular analysis
Common names
3

Genetic and molecular analysis provide the most accurate classification by revealing evolutionary relationships.

Which of the following correctly represents a scientific name?

panthera tigris
Panthera Tigris
Panthera tigris
panthera Tigris
3

The correct format for a scientific name is: Genus (capitalized) followed by species (lowercase), both italicized.

Which taxonomic category is more specific than Order but broader than Genus?

Phylum
Class
Family
Kingdom
3

Family is more specific than Order but broader than Genus in the taxonomic hierarchy.

Which of the following best describes cladistics?

A classification system based on shared derived characteristics
A method of classification that ignores evolutionary relationships
A classification system that groups organisms based only on habitat
A system that classifies organisms randomly
1

Cladistics classifies organisms based on shared derived characteristics and evolutionary relationships.

Which of the following statements about binomial nomenclature is incorrect?

Each organism is given a two-part scientific name.
The genus name is always written in lowercase.
Scientific names are written in Latin.
The species name follows the genus name.
2

In binomial nomenclature, the Genus name starts with a capital letter, while the species name is in lowercase.

Which of the following statements about binomial nomenclature is correct?

Binomial nomenclature includes three names for each organism.
The species name always starts with a capital letter.
The genus name is written first, followed by the species name.
Scientific names are written in the local language.
3

In binomial nomenclature, the genus name is written first with a capital letter, followed by the species name in lowercase.

Which of the following is incorrect about phylogenetic classification?

It is based on evolutionary history.
It considers genetic and molecular similarities.
It ignores fossil evidence.
It groups organisms based on common ancestry.
3

Phylogenetic classification considers fossil evidence, genetic information, and common ancestry to classify organisms.

Which scientist introduced the binomial nomenclature system?

Aristotle
Gregor Mendel
Carolus Linnaeus
Robert Hooke
3

Carolus Linnaeus introduced the binomial nomenclature system, which is widely used for naming organisms.

Which of the following is the lowest taxonomic rank in biological classification?

Genus
Family
Species
Order
3

Species is the lowest taxonomic rank, as it includes organisms with the most similarities.

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