Class 11 Biology Animal Kingdom MCQs with Answers

At Sainik School, our Class 11 Biology MCQs on “Animal Kingdom” offer students a comprehensive platform to master this essential topic. Covering various aspects of animal classification, characteristics, and diversity, these multiple-choice questions provide thorough preparation for Class 11 Biology exams.

Our MCQs challenge students to apply their knowledge of animal diversity to solve problems and analyze scenarios, fostering critical thinking and analytical skills essential for success in exams. Each MCQ is accompanied by a detailed answer explanation, enabling students to grasp the underlying concepts thoroughly.

By practicing Class 11 Biology MCQs on “Animal Kingdom” at Sainik School, students not only prepare effectively for their exams but also gain a deeper understanding of the vast diversity of the animal kingdom, laying a strong foundation for their future studies and careers in biology and related fields.

Q1. Male and female cockroaches can be distinguished externally through:

1. Anal styles in male.
2. Anal cerci in female.
3. Anal style and antennae in females.
4. Both (b) and (c).

Q2. Poison glands of snake are modified:

1. Parotids.
2. Sublinguals.
3. Linguals.
4. Maxillaries.

Q3. What is common to whale, seal and shark?

1. Seasonal migration.
2. Thick subcutaneous fat.
3. Convergent evolution.
4. Homeothermy.

Q4. Who wrote the book Systema Naturae?

1. Lamarck.
2. Darwin.
3. Wallace.
4. Linnaeus.

Q5. Aristotle’s lantern occurs in class:

1. Echinoidea.
2. Asteroidea.
3. Holothuroidea.
4. Ophiuroidea.

Q6. Crocodile and Penguin are similar to Whale and Dogfish in which one of the following features?

1. Lay eggs and guard them till they hatch.
2. Possess bony skeleton.
3. Have gill slits at some stage.
4. Possess a solid single stranded central nervous system.

Q7. Radial symmetry occurs in:

1. Coelenterata and Platyhelminthes.
2. Arthropoda and Mollusca.
3. Coelenterata and Echinodermata.
4. Porifera and Coelenterata.

Q8. Animals like bats have/ are:

1. Efficient respiration. Non-vascular air sacs are connected to lungs to supplement respiration.
2. Endothermic.
3. Feathers which are modified reptilian scales.
4. Hollow skeleton.

Q9. Eutherians are characterised by:

1. Hairy skin.
2. True placentation.
3. Ovoviviparity.
4. Glandular skin.

Q10. In which of the following animal, post-anal tail is found?

1. Earthworm.
2. Lower invertebrate.
3. Scorpion.
4. Snake.

Q11. What is correct about Taenia?

1. Male organs occur in posterior proglottids.
2. Male organs occur in anterior proglottids.
3. Female organs occur in anterior proglottids.
4. Mature proglottids contain both male and female organs

Q12. Metamorphosis of insects is regulated through hormone:

1. Pheromone.
2. Thyroxine.
3. Ecdysone.
4. All of these.

Q13. Mucus helps frog in forming:

1. Thick skin.
2. Dry skin.
3. Smooth skin.
4. Moist skin.

Q14. In Amoeba and Paramecium osmoregulation occurs through:

1. Pseudopodia.
2. Contractile vacuole.
3. General surface.
4. Nucleus.

Q15. Kala-azar and oriental sore are spread by:

1. Housefly.
2. Bed bug.
3. Sand fly.
4. Fruit fly.