Biology Practice: Classification of Animals (Mock Test 2 - Vertebrates)
1. In advanced chordates (Vertebrates), what structure replaces the notochord in adults?
2. What does the word 'Proto' in Protochordata indicate about these organisms?
3. In the protochordate 'Herdmania', where is the notochord found?
4. Class Pisces (Fishes) possess a heart with how many chambers?
5. Which of the following is a characteristic of 'Cartilaginous fishes' like sharks?
6. The word 'Amphibian' is derived from 'amphi' and 'bios', meaning:
7. Adult amphibians like frogs respire through which organs?
8. Which class of vertebrates is characterized by dry, scaly skin and a 3-chambered heart (mostly)?
9. Animals that cannot regulate their body temperature and rely on the environment are called:
10. Birds (Class Aves) have which unique skeletal adaptation for flight?
11. In Mammals, the presence of which glands is a defining characteristic?
12. Which vertebrate classes are 'Warm-blooded' (Endothermic)?
13. A 'streamlined body' in fishes is an adaptation to:
14. According to the 'Whiz Kid' fact, which invertebrate can also streamline its body while swimming?
15. What is the main difference between Bony fishes and Cartilaginous fishes?
16. Why do amphibians like frogs have mucus glands in their skin?
17. Which class of vertebrates lays eggs with a tough, waterproof shell to prevent drying on land?
18. The forelimbs of birds are modified into:
19. In vertebrates, the vertebral column consists of small ring-like bones called:
20. Which chordate maintains its notochord throughout its entire life and extends it to the anterior end?