1. The symmetry exhibited in cnidarians is a. Radial b. Bilateral c. Pentamerous radial d. Asymmetrical 2. Sea anemone belongs to phylum a. Protozoa b. Porifera c. Coelenterata d.... 1. The symmetry exhibited in cnidarians is a. Radial b. Bilateral c. Pentamerous radial d. Asymmetrical 2. Sea anemone belongs to phylum a. Protozoa b. Porifera c. Coelenterata d. Echinodermata 3. The excretory cells that are found in platyhelminthes are a. Protonephridia b. Flame cells c. Solenocytes d. All of these 4. In which of the following organisms, self fertilization is seen. a. Fish b. Round worm c. Earthworm d. Liver fluke 5. Nephridia of Earthworms are performing the same functions as a. Gills of prawn b. Flame cells of Planaria c. Trachea of insects d. Nematoblasts of Hydra 6. Which of the following animals has a true coelom ? a. Ascaris b. Pheretima c. Sycon d. Taenia solium 7. Metameric segmentation is the main feature of a. Annelida b. Echinodermata c. Arthropoda d. Coelenterata 8. In Pheretima locomotion occurs with the help of a. circular muscles b. longitudinal muscles and setae c. circular, longitudinal muscles and setae d. parapodia 9. Which of the following have the highest number of species in nature? a. Insects b. Birds c. Angiosperms d. Fungi 10. Which of the following is a crustacean? a. Prawn b. Snail c. Sea anemone d. Hydra 11. The respiratory pigment in cockroach is a. Haemoglobin b. Haemocyanin c. Haemoerythrin d. None of the above 12. Exoskeleton of which phylum consists of chitinous cuticle? a. Annelida b. Porifera c. Arthropoda d. Echinodermata 13. Lateral line sense organs occur in a. Salamander b. Frog c. Water snake d. Fish 14. The limbless amphibian is a. Icthyophis b. Hyla c. Rana d. Salamander 15. Four chambered heart is present in a. Lizard b. Snake c. Scorpion d. Crocodile 16. Which of the following is not correctly paired? a. Humans – Ureotelic b. Birds – Uricotelic c. Lizards – Uricotelic d. Whale – Ammonotelic 17. Which of the following is an egg laying mammal? a. Delphinus b. Macropus c. Ornithorhynchus d. Equus 18. Pneumatic bones are seen in a. Mammalia b. Aves c. Reptilia d. Sponges 19. Match the following columns and select the correct option. Column – I (p) Pila (q) Dentalium (r) Chaetopleura (s) Octopus Column – II (i) Devil fish (ii) Chiton (iii) Apple snail (iv) Tusk shell a. p – (ii), q – (i), r – (iii), s – (iv) b. p – (iii), q – (iv), r – (ii), s – (i) c. p – (ii), q – (iv), r – (i), s – (iii) d. p – (i), q – (ii), r – (iii), s – (iv) 20. In which of the following phyla, the adult shows radial symmetry but the larva shows bilateral symmetry? a. Mollusca b. Echinodermata c. Arthropoda d. Annelida 21. Which of the following is correctly matched? a. Physalia – Portugese man of war b. Pennatula – Sea fan c. Adamsia – Sea pen d. Gorgonia – Sea anemone
Understand the Problem
The question set is a collection of multiple-choice questions related to zoology, specifically concerning the characteristics and classification of various animal groups, anatomy, and physiology. It includes questions on symmetry in organisms, identification of specific species, functions of biological structures, and relationships between different animal phyla. Students are expected to demonstrate their knowledge of animal biology and classification.
Answer
1. Radial, 2. Coelenterata, 3. Flame cells, 4. Liver fluke, 5. Flame cells of Planaria, 6. Pheretima, 7. Annelida, 8. Circular, longitudinal muscles and setae, 9. Insects, 10. Prawn, 11. None of the above, 12. Arthropoda, 13. Fish, 14. Icthyophis, 15. Crocodile, 16. Whale – Ammonotelic, 17. Ornithorhynchus, 18. Aves, 19. P – (iii), Q – (iv), R – (ii), S – (i), 20. Echinodermata, 21. Physalia – Portugese man of war.
- Radial, 2. Coelenterata, 3. Flame cells, 4. Liver fluke, 5. Flame cells of Planaria, 6. Pheretima, 7. Annelida, 8. Circular, longitudinal muscles and setae, 9. Insects, 10. Prawn, 11. None of the above, 12. Arthropoda, 13. Fish, 14. Icthyophis, 15. Crocodile, 16. Whale – Ammonotelic, 17. Ornithorhynchus, 18. Aves, 19. P – (iii), Q – (iv), R – (ii), S – (i), 20. Echinodermata, 21. Physalia – Portugese man of war.
Answer for screen readers
- Radial, 2. Coelenterata, 3. Flame cells, 4. Liver fluke, 5. Flame cells of Planaria, 6. Pheretima, 7. Annelida, 8. Circular, longitudinal muscles and setae, 9. Insects, 10. Prawn, 11. None of the above, 12. Arthropoda, 13. Fish, 14. Icthyophis, 15. Crocodile, 16. Whale – Ammonotelic, 17. Ornithorhynchus, 18. Aves, 19. P – (iii), Q – (iv), R – (ii), S – (i), 20. Echinodermata, 21. Physalia – Portugese man of war.
More Information
The answers cover various biological classifications and functions, such as types of animal symmetry, functions of excretory systems, and classifications of different animals.
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