The Living World Test-1

Correct answer Carries: 4.

Wrong Answer Carries: -1.

Which of the following statements about cladistics is incorrect?

Cladistics classifies organisms based on shared derived characteristics.
It considers evolutionary ancestry.
It groups organisms randomly without considering common traits.
Cladistics is used to construct phylogenetic trees.
3

Cladistics does not group organisms randomly; it classifies them based on shared derived traits and ancestry.

Which of the following taxonomic ranks is broader than class but narrower than kingdom?

Order
Phylum
Genus
Family
2

Phylum is a broader category than class but narrower than kingdom in the taxonomic hierarchy.

Which of the following taxa includes the largest number of organisms?

Genus
Order
Class
Phylum
4

Phylum includes a larger number of organisms compared to Genus, Order, and Class.

Which of the following taxonomic categories is more specific than Family but broader than Species?

Class
Order
Genus
Phylum
3

Genus is a taxonomic category that is more specific than Family but broader than Species.

What is the correct order of taxonomic categories from broadest to most specific?

Kingdom → Class → Order → Family → Genus → Species
Phylum → Kingdom → Class → Order → Genus → Species
Kingdom → Phylum → Class → Order → Family → Genus → Species
Species → Genus → Family → Order → Class → Phylum → Kingdom
3

The correct order of taxonomic categories from broadest to most specific is: Kingdom → Phylum → Class → Order → Family → Genus → Species.

Which of the following is correct about phylogenetic classification?

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

Phylogenetic classification groups organisms based on their evolutionary history, using fossil and genetic data.

Which scientist first defined the term "species" based on reproductive isolation?

Carolus Linnaeus
Ernst Mayr
Charles Darwin
Gregor Mendel
2

Ernst Mayr defined the modern concept of species based on reproductive isolation.

Which of the following taxonomic categories includes organisms with the most similarities?

Phylum
Class
Genus
Species
4

Species is the most specific taxonomic category and includes organisms with the most similarities.

Which category is used instead of Phylum in plant classification?

Order
Class
Division
Family
3

In plant classification, Division is used instead of Phylum.

Which taxonomic category directly ranks above Family?

Class
Order
Genus
Phylum
2

Order is the taxonomic category that directly ranks above Family in the hierarchy.

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