The Living World MCQ Questions for Class 11 Biology Chapter 1 with Answers

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NCERT Chapters for Class 11 Biology

Q1. An important criterion for modern day classification is

(A) resemblances in morphology
(B) anatomical and physiological traits
(C) breeding habits
(D) presence or absence of notochord

(B) anatomical and physiological traits

Q2. Which of the following has more characters In chtnmon?

(A) Species
(B) Genus
(C) Class
(D) Division

(A) Species

Q3. In angiosperm, characters of flowers are used in classification because

(A) Flowers are attractive
(B) Flowers are large
(C) Characters of flowers are conservative
(D) None of the above

Q4. Keystone species are

(A) important for ecosystem
(B) important for plants
(C) endangered species
(D) extinct species

(A) important for ecosystem

Q5. Systema Nature’ is a book written by

(A) Linnaeus
(B) Charak
(C) John Roy
(D) De Candole

(A) Linnaeus

Q6. A species was defined as ‘A population of interbreeding individuals which are reproductively isolated from other populations’ by

(A) J. B. Lamarck
(B) Charles Darwin
(C) Ernst Mayr
(D) Carolus Linnaeus

Q7. The Father of Zoology is

(A) John Ray
(B) Buffon
(C) Carlous Linnaeus
(D) Aristotle

(D) Aristotle

Q8. Choose correct scientific name of mango

(A) Mangifera indica Linn
(B) Mangifera indica Hook
(C) Mangifera indica L
(D) Mangifera Indica

(A) Mangifera indica Linn

Q9. National Botanical Research Institute is located in

(A) Shimla
(B) Dehradun
(C) Howrah
(D) Lucknow

(D) Lucknow

Q10. What is nomenclature?

(A) Genus name is written after species
(B) Genus and species names are written in italics
(C) Genus and species have the same name
(D) The first letter of genus and species name is capital

(B) Genus and species names are written in italics

Q11. Father of Taxonomy is

(A) Linnaeus
(B) Aristotle
(C) John Ray
(D) None of the above

(A) Linnaeus

Q12. Systematics is the study of

(A) Diversity amongst groups
(B) Grouping of organisms
(C) Identification and grouping of organisms
(D) Nomenclature and classification or organisms

(A) Diversity amongst groups

Q13. Binomial nomenclature was introduced by

(A) de Vries
(B) Carlous Linnaeus
(C) Huxley
(D) John Ray

(B) Carlous Linnaeus

Q14. Musca domestica is common name of

(A) Housefly
(B) Mosquito
(C) Snail
(D) Ant

(A) Housefly

Q15. The study of fish culture is called

(A) ophiology
(B) herpetology
(C) ichthyology
(D) pisciculture

(D) pisciculture

Q16. The basic unit of classification is

(A) Species
(B) Phylum
(C) Genus
(D) Family

(A) Species

Q17. Any type of taxonomic group of the organisms is called

(A) Taion
(B) Category
(C) Classification
(D) Rank of hierarchy

(A) Taxon

Q18. Which one of the following animals is correctly matched with its particular named taxonomic category ?

(A) Tiger – tigris, the species
(B) Cuttle fish – mollusca, a class
(C) Humans – primata, the family
(D) Housefly – musca, an order

(A) Tiger – tigris, the species

Q19. The Darwin of 20th century is

(A) Aristotle
(B) Ernst Mayr
(C) Carolus Linnaeus
(D) Theophrastus

(B) Ernst Mayr

Q20. Metabolism refers to

(A) Release of energy
(B) Gain of energy
(C) Catabolism
(D) Gain or release of energy

(D) Gain or release of energy

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