Class 11 Biology MCQ Chapter 4 Animal Kingdom
Searching for Class 11 Biology MCQ Chapter 4 Animal Kingdom English Medium? This page brings you a collection of important MCQ questions with answers that can help AHSEC Higher Secondary First Year students prepare better for their Biology examinations.
The chapter Animal Kingdom introduces students to the classification and diversity of animals. It explains the characteristics of different animal groups, including Porifera, Cnidaria, Platyhelminthes, Nematoda, Annelida, Arthropoda, Mollusca, Echinodermata, and Chordata. Students will also learn about body symmetry, coelom, segmentation, and other important features used in animal classification.
These MCQs are prepared according to the latest AHSEC syllabus and are useful for quick revision and self-evaluation. By solving these objective questions, students can strengthen their concepts, improve memory retention, and become more confident before examinations.
Whether you are revising the chapter for a school test or preparing for the AHSEC HS First Year Examination, these MCQ solutions will help you understand the Animal Kingdom in a simple and effective way.
Unit I: Diversity In the Living Organisms
Animal Kingdom
VSA & MCQ
I. Short Answer Questions (1 Mark Each)
Q1. What is the animal kingdom?
Ans: The animal kingdom includes all multicellular, heterotrophic organisms.
Q2. What is symmetry in animals?
Ans: Symmetry is the arrangement of body parts in a balanced way.
Q3. What is radial symmetry?
Ans: Body parts are arranged around a central axis.
Q4. What is bilateral symmetry?
Ans: Body can be divided into two equal halves.
Q5. What is a coelom?
Ans: A coelom is a body cavity lined by mesoderm.
Q6. What are acoelomates?
Ans: Animals without a body cavity.
Q7. What are pseudocoelomates?
Ans: Animals with a false body cavity.
Q8. What are coelomates?
Ans: Animals with a true body cavity.
Q9. What is segmentation?
Ans: Division of body into repeated segments.
Q10. What is a notochord?
Ans: A rod-like supporting structure in chordates.
Q11. What are chordates?
Ans: Animals with a notochord at some stage.
Q12. What is a vertebrate?
Ans: An animal with a backbone.
Q13. What is metamorphosis?
Ans: A change from larval stage to adult form.
Q14. What is exoskeleton?
Ans: A hard outer covering of the body.
Q15. What is a water vascular system?
Ans: A system in echinoderms used for movement and feeding.
II. Multiple Choice Questions (MCQs)
Q1. Animals are:
(a) Autotrophic
(b) Heterotrophic
(c) Photosynthetic
(d) Non-living
Ans: (b)
Q2. Which symmetry is found in humans?
(a) Radial
(b) Bilateral
(c) Asymmetrical
(d) None
Ans: (b)
Q3. Radial symmetry is found in:
(a) Human
(b) Earthworm
(c) Hydra
(d) Dog
Ans: (c)
Q4. Coelom is:
(a) Digestive organ
(b) Body cavity
(c) Muscle
(d) Bone
Ans: (b)
Q5. Acoelomates lack:
(a) Symmetry
(b) Body cavity
(c) Head
(d) Tail
Ans: (b)
Q6. Pseudocoelom is found in:
(a) Annelida
(b) Nematoda
(c) Arthropoda
(d) Mollusca
Ans: (b)
Q7. True coelom is found in:
(a) Platyhelminthes
(b) Nematoda
(c) Annelida
(d) Porifera
Ans: (c)
Q8. Segmentation is seen in:
(a) Earthworm
(b) Hydra
(c) Sponge
(d) Amoeba
Ans: (a)
Q9. Notochord is present in:
(a) Arthropoda
(b) Chordata
(c) Mollusca
(d) Annelida
Ans: (b)
Q10. Vertebrates have:
(a) No skeleton
(b) Backbone
(c) Only muscles
(d) Only skin
Ans: (b)
Q11. Which is an invertebrate?
(a) Fish
(b) Frog
(c) Earthworm
(d) Bird
Ans: (c)
Q12. Which is a chordate?
(a) Cockroach
(b) Starfish
(c) Human
(d) Sponge
Ans: (c)
Q13. Exoskeleton is found in:
(a) Fish
(b) Bird
(c) Cockroach
(d) Frog
Ans: (c)
Q14. Water vascular system is in:
(a) Arthropoda
(b) Mollusca
(c) Echinodermata
(d) Chordata
Ans: (c)
Q15. Metamorphosis is seen in:
(a) Human
(b) Frog
(c) Dog
(d) Cow
Ans: (b)
Q16. Porifera are:
(a) Vertebrates
(b) Invertebrates
(c) Plants
(d) Fungi
Ans: (b)
Q17. Cnidarians have:
(a) Bilateral symmetry
(b) Radial symmetry
(c) No symmetry
(d) None
Ans: (b)
Q18. Platyhelminthes are:
(a) Roundworms
(b) Flatworms
(c) Segmented worms
(d) Insects
Ans: (b)
Q19. Nematoda are:
(a) Flatworms
(b) Roundworms
(c) Insects
(d) Fish
Ans: (b)
Q20. Annelida have:
(a) No segments
(b) Segmented body
(c) No symmetry
(d) No organs
Ans: (b)
Q21. Arthropods have:
(a) Soft body
(b) Jointed appendages
(c) No legs
(d) No skeleton
Ans: (b)
Q22. Molluscs have:
(a) Hard shell
(b) No body
(c) No organs
(d) No symmetry
Ans: (a)
Q23. Echinoderms are:
(a) Freshwater animals
(b) Marine animals
(c) Land animals
(d) Air animals
Ans: (b)
Q24. Amphibians live in:
(a) Water only
(b) Land only
(c) Both land and water
(d) Air
Ans: (c)
Q25. Reptiles have:
(a) Moist skin
(b) Scaly skin
(c) Feathers
(d) Fur
Ans: (b)
Q26. Birds have:
(a) Hair
(b) Feathers
(c) Scales only
(d) None
Ans: (b)
Q27. Mammals have:
(a) Gills
(b) Hair
(c) Feathers
(d) Scales
Ans: (b)
Q28. Fish respire by:
(a) Lungs
(b) Skin
(c) Gills
(d) Trachea
Ans: (c)
Q29. Frog belongs to:
(a) Reptilia
(b) Amphibia
(c) Mammalia
(d) Pisces
Ans: (b)
Q30. Human belongs to:
(a) Pisces
(b) Amphibia
(c) Mammalia
(d) Reptilia
Ans: (c)
