Podcast
Questions and Answers
What is the estimated number of skin cells shed by humans per hour?
What is the estimated number of skin cells shed by humans per hour?
- 1 billion
- 500 million
- 100 million
- 200 million (correct)
How many times do humans breathe on average per day?
How many times do humans breathe on average per day?
- 15,000 times
- 10,000 times
- 20,000 times (correct)
- 25,000 times
What is a unique property of smell compared to sound and light?
What is a unique property of smell compared to sound and light?
- It can travel through a vacuum
- It can be measured on a scale
- It cannot be measured on a scale (correct)
- It can only be detected by humans
Why can some odour sources last a long time?
Why can some odour sources last a long time?
What is a benefit of smell and sound communication?
What is a benefit of smell and sound communication?
What is necessary for humans to detect chemicals through smell and taste?
What is necessary for humans to detect chemicals through smell and taste?
What is the primary route by which chemicals enter the body to stimulate olfactory nerves?
What is the primary route by which chemicals enter the body to stimulate olfactory nerves?
What is a common function of smell and communication between plants and animals?
What is a common function of smell and communication between plants and animals?
What is the average amount of faeces produced by humans per day?
What is the average amount of faeces produced by humans per day?
How many hairs do humans lose on average per day?
How many hairs do humans lose on average per day?
What is the function of the vomeronasal organ in mammals?
What is the function of the vomeronasal organ in mammals?
What is unique about the sense of smell in dolphins?
What is unique about the sense of smell in dolphins?
Why do many toxins have a bitter taste?
Why do many toxins have a bitter taste?
What is the function of the turbinal bones in the olfactory recess of dogs?
What is the function of the turbinal bones in the olfactory recess of dogs?
What is the term for chemicals that facilitate communication between animals of the same species?
What is the term for chemicals that facilitate communication between animals of the same species?
What is unique about the sense of taste in catfish?
What is unique about the sense of taste in catfish?
What is the term for chemicals that facilitate communication between animals of different species to the advantage of the sender but not the receiver?
What is the term for chemicals that facilitate communication between animals of different species to the advantage of the sender but not the receiver?
What is the purpose of the slit running along the side of the nose in some animals?
What is the purpose of the slit running along the side of the nose in some animals?
What is the term for the chemical composition of a scent mark changing over time?
What is the term for the chemical composition of a scent mark changing over time?
How do female mosquitoes confirm the presence of a human before inserting their proboscis?
How do female mosquitoes confirm the presence of a human before inserting their proboscis?
What is the primary function of a scent plume in chemical odor detection?
What is the primary function of a scent plume in chemical odor detection?
What is the primary source of DMS, which contributes to the distinctive smell of seawater?
What is the primary source of DMS, which contributes to the distinctive smell of seawater?
What is the unique ability of elephants regarding food containers?
What is the unique ability of elephants regarding food containers?
What is the purpose of social ants rubbing their antennas together?
What is the purpose of social ants rubbing their antennas together?
What is the primary function of intraspecific communication in animals?
What is the primary function of intraspecific communication in animals?
Which birds are known to detect carrion by smell?
Which birds are known to detect carrion by smell?
What is the unique ability of migrating salmon?
What is the unique ability of migrating salmon?
What is the primary application of detection dogs in animal smell?
What is the primary application of detection dogs in animal smell?
Which animals are capable of detecting disease in prey?
Which animals are capable of detecting disease in prey?
What is the unique feature of puff adders regarding smell?
What is the unique feature of puff adders regarding smell?
What is the primary reason why some odour sources can be used to provide information about the subject without the subject being present?
What is the primary reason why some odour sources can be used to provide information about the subject without the subject being present?
What is the similarity between smell and taste in terms of detection?
What is the similarity between smell and taste in terms of detection?
What is the primary function of the molecules released by humans and other organisms?
What is the primary function of the molecules released by humans and other organisms?
What is the advantage of smell communication over sound and light communication?
What is the advantage of smell communication over sound and light communication?
What is the role of plants in terms of smell and communication?
What is the role of plants in terms of smell and communication?
What is the primary route by which chemicals enter the body to stimulate olfactory nerves?
What is the primary route by which chemicals enter the body to stimulate olfactory nerves?
What is the primary function of the turbinal bones in the olfactory recess of dogs?
What is the primary function of the turbinal bones in the olfactory recess of dogs?
Which of the following animals uses its feet to taste its food?
Which of the following animals uses its feet to taste its food?
What is the estimated daily production of urine by humans?
What is the estimated daily production of urine by humans?
What is the primary function of the vomeronasal organ in mammals?
What is the primary function of the vomeronasal organ in mammals?
What is the purpose of the molecules released by humans and other organisms in terms of communication?
What is the purpose of the molecules released by humans and other organisms in terms of communication?
What is the primary difference between smell and taste in terms of detection?
What is the primary difference between smell and taste in terms of detection?
What is the term for chemicals that change over time in a scent mark?
What is the term for chemicals that change over time in a scent mark?
Why do many toxins have a bitter taste?
Why do many toxins have a bitter taste?
What is the benefit of the sense of smell in terms of detecting information?
What is the benefit of the sense of smell in terms of detecting information?
Which of the following animals is capable of detecting disease in prey?
Which of the following animals is capable of detecting disease in prey?
What is the primary function of the olfactory epithelium in dogs?
What is the primary function of the olfactory epithelium in dogs?
What is the term for chemicals that facilitate communication between animals of the same species?
What is the term for chemicals that facilitate communication between animals of the same species?
Which of the following birds is capable of detecting carrion by smell?
Which of the following birds is capable of detecting carrion by smell?
What is the primary function of the slit running along the side of the nose in some animals?
What is the primary function of the slit running along the side of the nose in some animals?
What is a possible reason why an animal may move in a zig-zag fashion when detecting a scent plume?
What is a possible reason why an animal may move in a zig-zag fashion when detecting a scent plume?
What is the primary function of scent marks in locations where conspecifics will find them?
What is the primary function of scent marks in locations where conspecifics will find them?
What is the role of DMS in the smell of seawater?
What is the role of DMS in the smell of seawater?
What is unique about the ability of elephants to identify the quantity of food in a container?
What is unique about the ability of elephants to identify the quantity of food in a container?
What is the purpose of social ants rubbing their antennas together?
What is the purpose of social ants rubbing their antennas together?
What is the unique ability of homing pigeons?
What is the unique ability of homing pigeons?
What is the primary function of intraspecific communication in animals?
What is the primary function of intraspecific communication in animals?
What is the benefit of using detection dogs in conservation?
What is the benefit of using detection dogs in conservation?
What is a possible reason why migrating salmon can identify their natal river by taste and smell?
What is a possible reason why migrating salmon can identify their natal river by taste and smell?
What is the primary function of the scent plume in chemical odor detection?
What is the primary function of the scent plume in chemical odor detection?
