Podcast
Questions and Answers
What is the primary function of the chaetae in earthworms?
What is the primary function of the chaetae in earthworms?
- To produce oxygencarrying hemoglobin
- To provide structural support
- To provide traction for burrowing (correct)
- To aid in respiration
What is the primary organ of respiration in earthworms?
What is the primary organ of respiration in earthworms?
- Cerebral ganglia
- Skin (correct)
- Gizzard
- Intestine
What is the function of the metanephridia in earthworms?
What is the function of the metanephridia in earthworms?
- To remove wastes from the blood and coelomic fluid (correct)
- To regulate body temperature
- To store food in the digestive system
- To produce oxygencarrying hemoglobin
Which part of the earthworm's nervous system connects to a subpharyngeal ganglion?
Which part of the earthworm's nervous system connects to a subpharyngeal ganglion?
What is the name of the structure that surrounds the pharynx in the earthworm's nervous system?
What is the name of the structure that surrounds the pharynx in the earthworm's nervous system?
What is the function of the dorsal and ventral vessels in the earthworm's circulatory system?
What is the function of the dorsal and ventral vessels in the earthworm's circulatory system?
Where does digestion continue after the pharynx sucks in small pieces of food?
Where does digestion continue after the pharynx sucks in small pieces of food?
What is the function of the ganglia in rhabditophorans?
What is the function of the ganglia in rhabditophorans?
What is the characteristic of the reproductive organs in rhabditophorans?
What is the characteristic of the reproductive organs in rhabditophorans?
What is the primary habitat of mature flukes?
What is the primary habitat of mature flukes?
What is a characteristic of trematodes?
What is a characteristic of trematodes?
What is the fate of undigested wastes in rhabditophorans?
What is the fate of undigested wastes in rhabditophorans?
What is the primary function of the mantle in molluscs?
What is the primary function of the mantle in molluscs?
What is the role of the nephridia in molluscs?
What is the role of the nephridia in molluscs?
What is the primary function of the radula in molluscs?
What is the primary function of the radula in molluscs?
What is the characteristic of the circulatory system in most molluscs?
What is the characteristic of the circulatory system in most molluscs?
What is the main cavity that houses the gills, anus, and excretory pores in molluscs?
What is the main cavity that houses the gills, anus, and excretory pores in molluscs?
What is the location of the heart in molluscs?
What is the location of the heart in molluscs?
What is characteristic of most isopods?
What is characteristic of most isopods?
What is the main function of krill in marine ecosystems?
What is the main function of krill in marine ecosystems?
What is unique about the adhesive of barnacles?
What is unique about the adhesive of barnacles?
What is the primary component of the cuticle of decapods?
What is the primary component of the cuticle of decapods?
Which crustaceans are among the most numerous of all animals?
Which crustaceans are among the most numerous of all animals?
What is the primary mode of feeding of barnacles?
What is the primary mode of feeding of barnacles?
Which of the following crustacean groups is characterized by having approximately 10,000 species?
Which of the following crustacean groups is characterized by having approximately 10,000 species?
What is the primary function of the specialized pair of appendages in male lobsters and crayfish?
What is the primary function of the specialized pair of appendages in male lobsters and crayfish?
Where do crustaceans typically exchange gases?
Where do crustaceans typically exchange gases?
What is the primary mechanism for excreting nitrogenous wastes in crustaceans?
What is the primary mechanism for excreting nitrogenous wastes in crustaceans?
Which of the following crustaceans is characterized by having 19 pairs of appendages?
Which of the following crustaceans is characterized by having 19 pairs of appendages?
What is the primary advantage of crustaceans being able to regenerate lost appendages?
What is the primary advantage of crustaceans being able to regenerate lost appendages?
What is the characteristic of the body cavity in lophophorates?
What is the characteristic of the body cavity in lophophorates?
What is the primary habitat of ectoprocts?
What is the primary habitat of ectoprocts?
What is the characteristic of the halves of the brachiopod shell?
What is the characteristic of the halves of the brachiopod shell?
What is the common feature of molluscs?
What is the common feature of molluscs?
What is the habitat of most molluscs?
What is the habitat of most molluscs?
What is the characteristic of the shell of molluscs?
What is the characteristic of the shell of molluscs?