Q1. Which of the following animals possesses a segmented body but lacks jointed appendages?A. EarthwormB. CockroachC. SpiderD. Crab
Q2. Which of the following is a correct feature of reptiles?A. They have a three-chambered heart, except crocodilesB. They have a moist, glandular skinC. They excrete urea as their primary nitrogenous wasteD. They are warm-blooded animals
Q3. What type of body cavity is found in Aschelminthes?A. AcoelomateB. PseudocoelomateC. CoelomateD. Hemocoelomate
Q4. Which of the following is an example of a cartilaginous fish?A. LabeoB. HippocampusC. ScoliodonD. Catla
Q5. Which of the following statements about arthropods is incorrect?A. They have an exoskeleton made of chitinB. They have an open circulatory systemC. They have a water vascular systemD. They possess jointed appendages
Q6. Which class of vertebrates possesses a three-chambered heart with incomplete separation of ventricles?A. AmphibiaB. Reptilia (except crocodiles)C. AvesD. Mammalia
Q7. Which of the following is an incorrect statement about Osteichthyes?A. They have a bony endoskeletonB. Their heart is three-chamberedC. They possess an operculum over the gillsD. They use a swim bladder for buoyancy
Q8. Which of the following statements about sponges (Porifera) is correct?A. Sponges exhibit tissue-level organizationB. Sponges have a gastrovascular cavityC. Sponges possess a water canal system for filter-feedingD. Sponges have bilateral symmetry
Q9. Which of the following animals belongs to class Cyclostomata?A. ScoliodonB. PetromyzonC. LabeoD. Hippocampus
Q10. Which of the following characteristics is incorrect about mammals?A. They have a diaphragm for respirationB. They are cold-bloodedC. They have a four-chambered heartD. They possess mammary glands