In This Post we are  providing Chapter-1 The Living World NCERT MCQ for Class 11 Biology which will be beneficial for students. These solutions are updated according to 2021-22 syllabus. These MCQS  can be really helpful in the preparation of Board exams and will provide you with a brief knowledge of the chapter.

NCERT MCQ ON THE LIVING WORLD

Question 1 : The living organisms can be unexceptionally distinguished from the non-living things on the basis of their ability for

• a) reproduction
• b) growth and movement
• c) responsiveness to touch.
• d) interaction with the environment and progressive evolution

Answer : reproduction

Question 2 : 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

Answer : Tiger – tigris, the species

Question 3 : Choose correct scientific name of mango

• a) Mangifera indica Linn
• b) Mangifera indica Hook
• c) Mangifera indica L
• d) Mangifera Indica

Answer : Mangifera indica Linn

Question 4: Arrange the following taxonomic categories in increasing number of common characteristics w.r.t. plant mango A. Dicotyledonae B. Polymoniales C. Mangifera D. Angiospermae E. Anacardiaceae

• a)
• b)
• c)
• d) None of these

Answer :

Question 5 : The common characteristics between brinjal and wheat can be observed maximum at the level of their.

• a) Division
• b) Kingdom
• c) Phylum
• d) None of these

Answer : Division

Question 6 : Study of number of chromosomes for resolving difficulties in classification is used in

• a) Cytotaxonomy
• b) Biochemical taxonomy
• c) Morphotaxonomy
• d) Chemotaxonomy

Answer : Cytotaxonomy

Question 7 : Most names in biological nomenclature of living organisms are taken from which language?

• a) Latin
• b) French
• c) Hindi
• d) German

Answer : Latin

Question 8 : The main objective of plant taxonomy is

• a) all of these
• b) to provide Latin ‘scientific’ names for every group of plants in the world
• c) to provide a method for identification and nomenclature
• d) to study the world’s flora

Answer : all of these

Question 9: Which one of the following has least similar characters?

• a) Class
• b) Genus
• c) Species
• d) Family

Answer : Class

Question 10 : The ascending or descending arrangement of taxonomic categories is called as

• a) hierarchy
• b) classification
• c) taxonomy
• d) key

Answer : hierarchy

Question 11 : Animal taxonomists have named the animals according to

• a) International code for Zoological Nomenclature
• b) International classification for Zoological Nomenclature
• c) Indian code for Zoology Nomenclature
• d) International class for Zoology Nomenclature

Answer : International code for Zoological Nomenclature

Question 12 : Which of the following statement is not true?

• a) When the external temperature is warm, the superficial blood vessels constrict to prevent loss of body heat
• b) Homeostasis is a fundamental property of life
• c) Human beings are endothermic
• d) None of these

Answer : When the external temperature is warm, the superficial blood vessels constrict to prevent loss of body heat

Question 13: The usage of binomial names, for plant species was accepted by all after the publication of the work by

• a) Linnaeus
• b) Darwin
• c) Hooker
• d) None of these

Answer : Linnaeus

Question 14 : A taxon with reference to classification of living organisms can be defined as

• a) a group of any one rank of organisms
• b) a group of organisms based on chromosome numbers
• c) a group of similar species
• d) a group of similar genera

Answer : a group of any one rank of organisms

Question 15 : Species are considered as

• a) The lowest units of classification
• b) Artificial concept of human mind which cannot be defined in absolute terms
• c) Real basic units of classification
• d) Real units of classification devised by taxonomists

Answer : The lowest units of classification