Class 11 Biology MCQ Chapter 1 The Living World
Welcome to our Class 11 Biology MCQ Chapter 1 The Living World English Medium page. Here, you will find a collection of important multiple-choice questions (MCQs) with answers that are specially prepared for AHSEC Higher Secondary First Year students.
The Living World is the first chapter of Biology and introduces students to the amazing diversity of living organisms. In this chapter, you will learn about the characteristics of living beings, biodiversity, taxonomy, classification, scientific naming, and the different categories used in biological classification. These topics are very important because they help students understand the basics of Biology.
The MCQs given here are based on the latest AHSEC syllabus and exam pattern. By practicing these questions, students can quickly revise the chapter, test their knowledge, and improve their preparation for examinations.
Whether you are preparing for a school test, annual exam, or competitive examination, these MCQ questions and answers will help you understand the chapter better and score higher marks.
Unit I: Diversity In the Living Organisms
The Living World
VSA & MCQ
I. Short Answer Questions (1 Mark Each)
Q1. What is biodiversity?
Ans: Biodiversity means the variety of living organisms present on Earth.
Q2. What is taxonomy?
Ans: Taxonomy is the science of classification, identification, and naming of organisms.
Q3. What is nomenclature?
Ans: Nomenclature is the system of giving scientific names to organisms.
Q4. What is identification?
Ans: Identification is the process of recognizing and naming an organism.
Q5. What is a species?
Ans: A species is a group of organisms that can interbreed and produce fertile offspring.
Q6. What is binomial nomenclature?
Ans: It is the system of naming organisms with two names: genus and species.
Q7. Who proposed binomial nomenclature?
Ans: Carolus Linnaeus proposed binomial nomenclature.
Q8. What is a genus?
Ans: A genus is a group of closely related species.
Q9. What is a family in classification?
Ans: A family is a group of related genera.
Q10. What is taxon?
Ans: A taxon is a unit of classification at any level.
Q11. What is a key in taxonomy?
Ans: A key is a tool used to identify organisms based on their features.
Q12. What is classification?
Ans: Classification is the arrangement of organisms into groups based on similarities.
Q13. What is herbarium?
Ans: A herbarium is a collection of preserved plant specimens.
Q14. What is a botanical garden?
Ans: A botanical garden is a place where plants are grown for study and display.
Q15. What is a museum in biology?
Ans: A museum is a place where preserved plant and animal specimens are kept for study.
II. Multiple Choice Questions (MCQs)
Q1. What does biodiversity refer to?
(a) Study of animals
(b) Variety of life forms
(c) Study of plants
(d) Classification of rocks
Ans: (b)
Q2. Who is known as the father of taxonomy?
(a) Darwin
(b) Linnaeus
(c) Aristotle
(d) Mendel
Ans: (b)
Q3. Scientific naming is called:
(a) Classification
(b) Identification
(c) Nomenclature
(d) Observation
Ans: (c)
Q4. Binomial nomenclature has how many parts?
(a) One
(b) Two
(c) Three
(d) Four
Ans: (b)
Q5. The first part of a scientific name represents:
(a) Species
(b) Family
(c) Genus
(d) Order
Ans: (c)
Q6. The second part of a scientific name represents:
(a) Genus
(b) Species
(c) Family
(d) Class
Ans: (b)
Q7. Homo sapiens belongs to which genus?
(a) sapiens
(b) Homo
(c) Animalia
(d) Mammalia
Ans: (b)
Q8. A group of related families is called:
(a) Genus
(b) Order
(c) Class
(d) Species
Ans: (b)
Q9. A group of related orders is called:
(a) Family
(b) Class
(c) Genus
(d) Species
Ans: (b)
Q10. Which is the basic unit of classification?
(a) Genus
(b) Family
(c) Species
(d) Order
Ans: (c)
Q11. Which of the following is a taxonomic aid?
(a) Key
(b) Stone
(c) Water
(d) Soil
Ans: (a)
Q12. A herbarium contains:
(a) Animals
(b) Fossils
(c) Preserved plants
(d) Microbes
Ans: (c)
Q13. Botanical gardens are used for:
(a) Selling plants
(b) Studying plants
(c) Cooking
(d) Storage
Ans: (b)
Q14. Zoological parks are related to:
(a) Plants
(b) Animals
(c) Rocks
(d) Water
Ans: (b)
Q15. Museums preserve:
(a) Only plants
(b) Only animals
(c) Both plants and animals
(d) None
Ans: (c)
Q16. Taxon means:
(a) A place
(b) A classification unit
(c) A plant
(d) An animal
Ans: (b)
Q17. Identification is based on:
(a) Colour
(b) Features
(c) Size
(d) Weight
Ans: (b)
Q18. Keys are based on:
(a) Random choice
(b) Differences
(c) Similarities
(d) Colour
Ans: (b)
Q19. Scientific names are written in:
(a) English
(b) Hindi
(c) Latin
(d) French
Ans: (c)
Q20. Genus and species names are written in:
(a) Capital letters
(b) Small letters
(c) Italics
(d) Bold
Ans: (c)
Q21. Family comes under:
(a) Genus
(b) Order
(c) Class
(d) Species
Ans: (b)
Q22. Order comes under:
(a) Class
(b) Family
(c) Genus
(d) Species
Ans: (a)
Q23. Class comes under:
(a) Phylum
(b) Genus
(c) Family
(d) Species
Ans: (a)
Q24. Phylum comes under:
(a) Kingdom
(b) Class
(c) Order
(d) Family
Ans: (a)
Q25. The highest taxonomic category is:
(a) Species
(b) Genus
(c) Kingdom
(d) Family
Ans: (c)
Q26. Which is not a taxonomic rank?
(a) Species
(b) Genus
(c) River
(d) Family
Ans: (c)
Q27. Living organisms are grouped based on:
(a) Differences and similarities
(b) Colour only
(c) Size only
(d) Weight only
Ans: (a)
Q28. Binomial nomenclature helps in:
(a) Confusion
(b) Clear naming
(c) Random naming
(d) Local naming
Ans: (b)
Q29. Taxonomy helps in:
(a) Cooking
(b) Classification
(c) Farming
(d) Building
Ans: (b)
Q30. Keys are useful for:
(a) Eating
(b) Identification
(c) Sleeping
(d) Running
Ans: (b)
