The Living World Chapter-Wise Test 19

Correct answer Carries: 4.

Wrong Answer Carries: -1.

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

Scientific names must be in Latin
Genus name starts with a capital letter
Both genus and species names are written in bold
Scientific names are italicized when printed
3

Scientific names are not written in bold; they are italicized when printed or underlined when handwritten.

What is the significance of binomial nomenclature?

It provides multiple names for the same organism
It ensures a universally accepted name for each organism
It is only used for animal classification
It allows species names to be in any language
2

Binomial nomenclature provides a universally accepted name for each organism to avoid confusion.

Which of the following statements about taxonomy is correct?

Taxonomy only deals with naming organisms.
Taxonomy includes classification, identification, and nomenclature.
Taxonomy does not consider evolutionary relationships.
Taxonomy is only applicable to animals, not plants.
2

Taxonomy includes classification, identification, and nomenclature of organisms based on shared characteristics.

Which taxonomic rank is directly below Class?

Genus
Order
Species
Family
2

Order is the taxonomic rank that is directly below Class.

Which of the following is correct about phylogenetic classification?

It groups organisms based on their evolutionary history.
It only considers external morphology.
It ignores fossil evidence.
It does not use genetic data.
1

Phylogenetic classification groups organisms based on their evolutionary history, considering genetics and fossils.

Which taxonomic category ranks directly below Kingdom?

Order
Genus
Phylum
Family
3

Phylum is the taxonomic rank directly below Kingdom.

Which of the following taxonomic categories ranks immediately above Class?

Genus
Order
Phylum
Family
3

Phylum is the taxonomic category that ranks immediately above Class.

Which of the following best describes the importance of taxonomic hierarchy?

It allows easy identification and classification of organisms
It only applies to multicellular organisms
It classifies organisms randomly
It eliminates the need for scientific names
1

Taxonomic hierarchy provides a structured way to classify and identify organisms based on similarities and differences.

Which of the following is correct about cladistics?

Cladistics classifies organisms based on shared derived characteristics.
It ignores evolutionary ancestry.
It groups organisms randomly.
It does not help in constructing phylogenetic trees.
1

Cladistics groups organisms based on shared derived characteristics and is used to construct phylogenetic trees.

Which of the following statements about molecular taxonomy is correct?

Molecular taxonomy classifies organisms based on genetic material.
It only relies on physical characteristics.
It ignores evolutionary relationships.
It is not useful for identifying microorganisms.
1

Molecular taxonomy classifies organisms by comparing DNA, RNA, and protein sequences, revealing evolutionary relationships.

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