CBSE Class 11 Biology Chapter 1 The Living World MCQs

The chapter “The Living World” is the foundation of Class 11 Biology. It introduces students to the concept of life, characteristics of living organisms, biological classification, taxonomy, and systematics. This chapter is crucial for competitive exams like NEET and CBSE Board exams, making it essential to grasp the fundamentals and practice extensively. The Living World Class 11 Notes can help you prepare effectively for exams like NEET 2025.

MCQs Class 11 Biology The Living World - Question with Answers

1. Which of the following is not a defining feature of living organisms?

a) Growth

b) Reproduction

c) Metabolism

d) Movement

Answer: d) Movement

2. The term taxonomy was first coined by:

a) Carolus Linnaeus

b) Theophrastus

c) A.P. de Candolle

d) Darwin

Answer: c) A.P. de Candolle

3. The branch of science dealing with the study of diversity of organisms is:

a) Ecology

b) Taxonomy

c) Morphology

d) Genetics

Answer: b) Taxonomy

4. Binomial nomenclature was introduced by:

a) Darwin

b) Aristotle

c) Linnaeus

d) Lamarck

Answer: c) Linnaeus

5. The book Systema Naturae was written by:

a) Lamarck

b) Linnaeus

c) Darwin

d) Haeckel

Answer: b) Linnaeus

6. In binomial nomenclature, the first word represents:

a) Family

b) Genus

c) Species

d) Order

Answer: b) Genus

7. The second word in binomial nomenclature represents:

a) Species

b) Genus

c) Family

d) Class

Answer: a) Species

8. Which of the following is an example of scientific name?

a) Mangifera

b) indica

c) Mangifera indica

d) Mango

Answer: c) Mangifera indica

9. The term flora refers to:

a) Animals of a region

b) Plants of a region

c) Fossils of plants

d) Both plants and animals

Answer: b) Plants of a region

10. The term fauna refers to:

a) Plants of a region

b) Fossils of animals

c) Animals of a region

d) None

Answer: c) Animals of a region

11. Growth by cell division occurs in:

a) Animals

b) Plants

c) Both a and b

d) Non-living things

Answer: c) Both a and b

12. Which of the following is a defining property of living organisms?

a) Growth

b) Reproduction

c) Consciousness

d) Movement

Answer: c) Consciousness

13. Virus is considered as:

a) Living

b) Non-living

c) Both living and non-living

d) None

Answer: c) Both living and non-living

14. Metabolism refers to:

a) Conversion of food into energy

b) Sum total of all chemical reactions in an organism

c) Breakdown of glucose

d) Digestion

Answer: b) Sum total of all chemical reactions in an organism

15. Which of the following is an example of excretion in plants?

a) Gum

b) Resin

c) Latex

d) All of these

Answer: d) All of these

16. The largest botanical garden in India is located at:

a) Lucknow

b) Ooty

c) Kolkata

d) Bengaluru

Answer: c) Kolkata

17. ICZN stands for:

a) International Code of Zoological Nomenclature

b) Indian Council of Zoological Names

c) International Congress of Zoological Names

d) None

Answer: a) International Code of Zoological Nomenclature

18. Herbarium sheets are arranged according to:

a) Family

b) Species

c) Order

d) Phylum

Answer: a) Family

19. The study of fossils is called:

a) Palaeontology

b) Phylogeny

c) Morphology

d) Taxonomy

Answer: a) Palaeontology

20. Who is regarded as the “Father of Biology”?

a) Linnaeus

b) Aristotle

c) Darwin

d) Theophrastus

Answer: b) Aristotle

21. Who is known as the Father of Botany?

a) Aristotle

b) Theophrastus

c) Linnaeus

d) Mendel

Answer: b) Theophrastus

22. Who is called the Father of Zoology?

a) Aristotle

b) Darwin

c) Linnaeus

d) Lamarck

Answer: a) Aristotle

23. The Father of Taxonomy is:

a) Darwin

b) Lamarck

c) Linnaeus

d) Aristotle

Answer: c) Linnaeus

24. A museum is:

a) Collection of living specimens

b) Collection of preserved plant and animal specimens

c) Collection of fossils only

d) A type of zoo

Answer: b) Collection of preserved plant and animal specimens

25. Which is not a taxonomical aid?

a) Herbarium

b) Key

c) Zoo

d) Microscope

Answer: d) Microscope

26. Botanical gardens are important because:

a) They provide habitat to animals

b) They help in identification of plants

c) They provide medicinal plants

d) Both b and c

Answer: d) Both b and c

27. Which is the correct order of taxonomic hierarchy?

a) Kingdom → Phylum → Class → Order → Family → Genus → Species

b) Species → Genus → Family → Order → Class → Phylum → Kingdom

c) Both a and b

d) None

Answer: a) Kingdom → Phylum → Class → Order → Family → Genus → Species

28. Who defined species as “reproductively isolated population”?

a) Ernst Mayr

b) Linnaeus

c) Darwin

d) Lamarck

Answer: a) Ernst Mayr

29. Which taxonomic category ranks higher than genus?

a) Species

b) Family

c) Order

d) Class

Answer: b) Family

30. Mangifera indica belongs to family:

a) Poaceae

b) Solanaceae

c) Anacardiaceae

d) Malvaceae

Answer: c) Anacardiaceae

31. The family Felidae includes:

a) Tiger

b) Lion

c) Leopard

d) All of these

Answer: d) All of these

32. Which kingdom includes viruses?

a) Monera

b) Protista

c) Plantae

d) None

Answer: d) None

33. Taxonomic keys are based on:

a) Similarities only

b) Differences only

c) Both similarities and differences

d) Evolutionary history

Answer: b) Differences only

34. Which of the following is a pair of contrasting characters?

a) Couplet

b) Lead

c) Key

d) Flora

Answer: a) Couplet

35. Which one is a taxonomical aid?

a) Botanical garden

b) Herbarium

c) Museum

d) All of these

Answer: d) All of these

36. Which of the following levels of taxonomic categories has least number of organisms?

a) Genus

b) Species

c) Kingdom

d) Family

Answer: b) Species

37. Zoological parks differ from museums in having:

a) Live animals

b) Dead specimens

c) Fossils

d) None

Answer: a) Live animals

38. Which taxonomic category contains organisms with maximum similarity?

a) Family

b) Genus

c) Species

d) Order

Answer: c) Species

39. Which of the following is not studied under “The Living World”?

a) Taxonomy

b) Classification

c) Metabolism

d) Mendelian genetics

Answer: d) Mendelian genetics

40. The system of classification based on evolutionary relationship is:

a) Artificial system

b) Natural system

c) Phylogenetic system

d) None

Answer: c) Phylogenetic system