Podcast
Questions and Answers
Which of the following is a characteristic of echinoderms?
Which of the following is a characteristic of echinoderms?
- Bilateral symmetry in adults
- Ventral, solid nerve cord
- Radial symmetry in adults (correct)
- Endoskeleton made of chitin
What system aids in movement and feeding in echinoderms?
What system aids in movement and feeding in echinoderms?
- Circulatory system
- Respiratory system
- Digestive system
- Water-vascular system (correct)
Which of the following statements about symmetry in echinoderms is correct?
Which of the following statements about symmetry in echinoderms is correct?
- Larvae exhibit bilateral symmetry, while adults exhibit pentaradial symmetry (correct)
- Larvae and adults exhibit pentaradial symmetry
- Larvae and adults exhibit bilateral symmetry
- Larvae exhibit pentaradial symmetry, while adults exhibit bilateral symmetry
Which of the following organisms belong to the class Ophiuroidea?
Which of the following organisms belong to the class Ophiuroidea?
Which of the following is a characteristic of chordates?
Which of the following is a characteristic of chordates?
Which of the following subphyla are the non-vertebrate chordates?
Which of the following subphyla are the non-vertebrate chordates?
Which of the following features are present in vertebrates but absent in tunicates and lancelets?
Which of the following features are present in vertebrates but absent in tunicates and lancelets?
Which two major clades make up the amniotes?
Which two major clades make up the amniotes?
Which of the following is the correct order of the major groups of bony fish?
Which of the following is the correct order of the major groups of bony fish?
What type of skeletal material is characteristic of Chondrichthyans?
What type of skeletal material is characteristic of Chondrichthyans?
Which of the following is NOT one of the key features that characterize amphibians?
Which of the following is NOT one of the key features that characterize amphibians?
Which of the following orders includes alligators, crocodiles, caimans, and gharials?
Which of the following orders includes alligators, crocodiles, caimans, and gharials?
What is a key feature that distinguishes toads from frogs?
What is a key feature that distinguishes toads from frogs?
Which order includes caecilians, which are legless and resemble earthworms?
Which order includes caecilians, which are legless and resemble earthworms?
Which group of animals is known for thoracic breathing, a method of respiration used in amphibians?
Which group of animals is known for thoracic breathing, a method of respiration used in amphibians?
In which class would you find animals characterized by having long bodies, tails, and smooth, moist skin?
In which class would you find animals characterized by having long bodies, tails, and smooth, moist skin?
What type of metamorphosis do amphibians typically undergo as they transition into their adult form?
What type of metamorphosis do amphibians typically undergo as they transition into their adult form?
Which of the following is a key characteristic that distinguishes amphibians from their lobe-finned fish ancestors?
Which of the following is a key characteristic that distinguishes amphibians from their lobe-finned fish ancestors?
Which of the following amphibian orders includes caecilians, limbless amphibians that resemble worms or snakes?
Which of the following amphibian orders includes caecilians, limbless amphibians that resemble worms or snakes?
Which of the following is a key adaptation that allowed amphibians to support their body weight on land?
Which of the following is a key adaptation that allowed amphibians to support their body weight on land?
What type of breathing mechanism do amphibians use, which is different from the gills used by their lobe-finned fish ancestors?
What type of breathing mechanism do amphibians use, which is different from the gills used by their lobe-finned fish ancestors?
Which of the following features of the early amphibian Tiktaalik suggests it was a transitional fossil between fish and tetrapods?
Which of the following features of the early amphibian Tiktaalik suggests it was a transitional fossil between fish and tetrapods?
Which of the following is a key adaptation that allowed amphibians to successfully reproduce on land, unlike their fish ancestors?
Which of the following is a key adaptation that allowed amphibians to successfully reproduce on land, unlike their fish ancestors?
Which of the following statements about the Order Anura (frogs and toads) is correct?
Which of the following statements about the Order Anura (frogs and toads) is correct?
Which of the following is a characteristic of the Order Apoda (caecilians)?
Which of the following is a characteristic of the Order Apoda (caecilians)?
Which of the following is NOT one of the key features exhibited by all living reptiles?
Which of the following is NOT one of the key features exhibited by all living reptiles?
What is the primary function of thoracic breathing in reptiles?
What is the primary function of thoracic breathing in reptiles?
Which of the following statements about amphibians is correct?
Which of the following statements about amphibians is correct?
Which of the following orders of amphibians is characterized by internal fertilization?
Which of the following orders of amphibians is characterized by internal fertilization?
