The Living World Chapter-Wise Test 17

Correct answer Carries: 4.

Wrong Answer Carries: -1.

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

The first word in a scientific name represents the genus
The species name starts with a capital letter
Scientific names are italicized when printed
Both genus and species names are written in Latin
2

In binomial nomenclature, the species name always starts with a lowercase letter.

Which of the following statements about classification is incorrect?

Classification helps in organizing organisms into groups.
Classification is only based on external characteristics.
Classification aids in understanding evolutionary relationships.
Classification helps in identifying newly discovered species.
2

Modern classification considers both external and internal characteristics, including genetic and molecular similarities.

Which of the following is correct about phylogenetic classification?

It classifies 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 is the lowest taxonomic category?

Genus
Species
Family
Class
2

Species is the lowest taxonomic category in the hierarchy.

Which of the following statements about binomial nomenclature is incorrect?

Scientific names are written in italics.
The species name starts with a capital letter.
The genus name is always written first.
Binomial nomenclature was introduced by Carolus Linnaeus.
2

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

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

Scientific names are in Latin
The first word is the genus
Scientific names are written in bold
The second word is the species
3

Scientific names are italicized, not written in bold, as per binomial nomenclature rules.

Which of the following is incorrect about molecular taxonomy?

It compares DNA, RNA, and protein sequences.
It helps determine evolutionary relationships.
It does not consider genetic material for classification.
It is useful in identifying microorganisms.
3

Molecular taxonomy is based on genetic material and uses DNA, RNA, and protein sequences for classification.

Which of the following criteria is NOT used in modern taxonomy?

Morphological characteristics
Genetic makeup
Behavioral traits
Alphabetical order
4

Modern taxonomy is based on morphology, genetics, and ecological roles, but not alphabetical order.

Which of the following is incorrect about numerical taxonomy?

It classifies organisms using statistical and mathematical techniques.
It considers numerous observable characteristics.
It does not use computational methods.
It helps in modern classification studies.
3

Numerical taxonomy heavily relies on computational methods to analyze large datasets for classification.

How does classification help in understanding evolutionary history?

It groups organisms based on similarities and differences
It focuses only on present-day species
It ignores ancestral relationships
It eliminates the need for fossil studies
1

Classification helps in tracing evolutionary relationships by grouping organisms based on shared characteristics.

Performance Summary

Score:

Category Details
Total Attempts:
Total Skipped:
Total Wrong Answers:
Total Correct Answers:
Time Taken:
Average Time Taken per Question:
Accuracy:
0