Animal Kingdom – Class 11 Biology Chapter 4 MCQ Questions with Answers (Updated)

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Last Updated on June 5, 2025 by XAM CONTENT

To succeed in Class 11 Biology exams, a strong grasp of Chapter 4 – Animal Kingdom is essential. Our comprehensive collection of chapterwise MCQ questions with answers for Class 11 Biology is designed according to the latest syllabus and exam guidelines, ensuring targeted preparation and better performance. It is a part of MCQ Questions for CBSE Class 11 Biology Series.

These multiple-choice questions will help you assess your knowledge, improve accuracy, and boost confidence for your exams. Whether you are preparing for school tests, online tests or competitive exams, these Animal Kingdom MCQs will strengthen your conceptual clarity.

ChapterAnimal Kingdom
BookBiology for Class 11
Type of QuestionsMCQ Questions
Nature of QuestionsCompetency Based Questions
BoardCBSE
Class11
SubjectBiology
Useful forClass 11 Studying Students
Answers providedYes
Difficulty levelMentioned
Important LinkClass 11 Biology Chapterwise MCQ Questions

MCQ Questions on Animal Kingdom Class 11 Biology (PDF Download)

MCQs

Q1. Which of the following is a distinguishing feature of animal cells?
(a) Presence of cell wall
(b) Presence of large central vacuole
(c) Presence of centrosome
(d) Presence of chloroplast

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Answer: (c)
Explanation: Animal cells have centrosomes but lack cell walls and chloroplasts.

Q2. Which organelle is called the ‘suicidal bag’ of the cell?
(a) Ribosome
(b) Lysosome
(c) Golgi apparatus
(d) Mitochondrion

Show Answer

Answer: (b)
Explanation: Lysosomes contain hydrolytic enzymes that can digest the cell itself.

Q3. The main function of rough endoplasmic reticulum (RER) is:
(a) Lipid synthesis
(b) Detoxification
(c) Protein synthesis
(d) Cell division

Show Answer

Answer: (c)
Explanation: RER is studded with ribosomes and is involved in protein synthesis.

Q4. Which component of the cell is responsible for packaging and dispatching materials?
(a) Ribosome
(b) Golgi apparatus
(c) Lysosome
(d) Nucleus

Show Answer

Answer: (b)
Explanation: The Golgi apparatus modifies, packages, and transports cellular products.

Q5. The double membrane-bound organelle responsible for cellular respiration is:
(a) Lysosome
(b) Nucleus
(c) Mitochondrion
(d) Ribosome

Show Answer

Answer: (c)
Explanation: Mitochondria are the sites of aerobic respiration and ATP production.

Q6. Peroxisomes are involved in:
(a) Photosynthesis
(b) Protein synthesis
(c) Lipid metabolism and detoxification
(d) Cell division

Show Answer

Answer: (c)
Explanation: Peroxisomes carry out oxidation of fatty acids and detoxification.

Q7. Which of the following structures regulates the movement of molecules in and out of the nucleus?
(a) Chromatin
(b) Nucleolus
(c) Nuclear envelope
(d) Nuclear pores

Show Answer

Answer: (d)
Explanation: Nuclear pores control the exchange of materials between nucleus and cytoplasm.

Q8. Which organelle is semi-autonomous and contains its own DNA and ribosomes?
(a) Ribosome
(b) Golgi apparatus
(c) Mitochondrion
(d) Lysosome

Show Answer

Answer: (c)
Explanation: Mitochondria are semi-autonomous due to their own DNA and machinery.

Q9. Which of the following does not contain a double membrane?
(a) Mitochondria
(b) Chloroplast
(c) Nucleus
(d) Ribosome

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Answer: (d)
Explanation: Ribosomes are not membrane-bound organelles.

Q10. The inner membrane of mitochondria is folded into:
(a) Grana
(b) Lamellae
(c) Cisternae
(d) Cristae

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Answer: (d)
Explanation: Cristae increase surface area for enzymatic activity in mitochondria.

Q11. In which of the following is a true coelom first observed?
(a) Platyhelminthes
(b) Annelida
(c) Cnidaria
(d) Porifera

Show Answer

Answer: (b)
Explanation: Annelids are the first to exhibit a true coelom (body cavity).

Q12. Which phylum exhibits radial symmetry in adults and bilateral symmetry in larvae?
(a) Arthropoda
(b) Echinodermata
(c) Mollusca
(d) Annelida

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Answer: (b)
Explanation: Echinoderms show radial symmetry as adults and bilateral in larvae.

Q13. Which of the following is not a characteristic of chordates?
(a) Notochord
(b) Dorsal tubular nerve cord
(c) Open circulatory system
(d) Pharyngeal slits

Show Answer

Answer: (c)
Explanation: Chordates have a closed circulatory system.

Q14. Which phylum includes animals with jointed appendages?
(a) Annelida
(b) Arthropoda
(c) Mollusca
(d) Echinodermata

Show Answer

Answer: (b)
Explanation: Arthropods are characterized by jointed appendages and segmented bodies.

Q15. Which of these organisms belongs to the phylum Mollusca?
(a) Earthworm
(b) Prawn
(c) Octopus
(d) Starfish

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Answer: (c)
Explanation: Octopus is a mollusc with soft body and tentacles.

Q16. Which phylum is characterized by the presence of cnidocytes?
(a) Porifera
(b) Cnidaria
(c) Platyhelminthes
(d) Annelida

Show Answer

Answer: (b)
Explanation: Cnidarians possess stinging cells called cnidocytes.

Q17. Which of the following is a pseudocoelomate animal?
(a) Earthworm
(b) Tapeworm
(c) Ascaris
(d) Leech

Show Answer

Answer: (c)
Explanation: Ascaris (roundworm) has a body cavity not completely lined by mesoderm—pseudocoelom.

Q18. The excretory structure of Annelida is:
(a) Flame cells
(b) Nephridia
(c) Malpighian tubules
(d) Green glands

Show Answer

Answer: (b)
Explanation: Nephridia are excretory organs in annelids.

Q19. Which of these shows indirect development?
(a) Hydra
(b) Frog
(c) Earthworm
(d) Leech

Show Answer

Answer: (b)
Explanation: Frogs develop through a larval stage (tadpole), showing indirect development.

Q20. In which phylum is the water vascular system a defining feature?
(a) Annelida
(b) Mollusca
(c) Arthropoda
(d) Echinodermata

Show Answer

Answer: (d)
Explanation: Echinoderms have a unique water vascular system for locomotion and feeding.

We hope the given mcq questions with Answers for Animal Kingdom Class 11 helps you in your learning.

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👉 Explore more resources on CBSE Class 11

Topics from which mcq questions may be asked

  • Non-chordates and chordates
  • Phylum-wise classification
  • General features

Animal classification helps us explore the richness of the animal world.

Frequently Asked Questions (FAQs) on Animal Kingdom MCQ Questions

Q1: What is the best way to prepare for Class 11 Biology MCQ questions?

A1: The best way is to study NCERT concepts thoroughly, practice topicwise MCQs regularly. Solving previous year MCQs and mock tests can boost accuracy and speed.

Q2: Are NCERT questions enough for Class 11 Biology MCQ-based exams?

A2: NCERT forms the base for all CBSE Physics MCQs. However, for better preparation, students should solve additional MCQs from reference books and practice HOTS and competency-based questions to develop better understanding.

Q3: Where can I find chapterwise Class 11 Biology MCQ questions with answers?

A3: You can find chapterwise MCQ questions with answers and detailed explanations on trusted educational platforms like xamcontent.com and physicsgurukul.com. These cover both basic and advanced-level questions.

Q4: Do CBSE Class 11 exams include MCQs?

A4: Yes, as per the latest CBSE exam pattern, objective questions, including MCQs, are part of the final exam paper. MCQs test conceptual understanding and application skills.

Q5: How to score high in Class 11 Biology MCQs?

A5: To score high, understand the theory from NCERT, solve a variety of MCQs (basic and conceptual), and regularly revise theory. Avoid guesswork and focus on time management during tests.

Animal Kingdom – Class 11 Biology Chapter 4 MCQ Questions with Answers (Updated)

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