Cicada Symbiosis | SciShow Talk Show

The video explores the fascinating world of cicadas, focusing on their unique lifecycle, which can last from 2 to 17 years. It delves into their diet, primarily consisting of xylem sap, and their symbiotic relationship with bacteria that help them survive. The discussion also touches on the genetic aspects of cicadas and their evolutionary history. Additionally, the video introduces land crabs, highlighting their behavior and adaptation to terrestrial life.

What is the longest known lifespan of a cicada species?

• 7 years

• 10 years

• 17 years

• 13 years

What do cicadas primarily feed on during their underground phase?

• Fruits

• Insects

• Xylem sap

• Tree leaves

How many essential amino acids are produced by the bacteria living in cicadas?

• 10

• 12

• 5

• 8

What is unique about the cicada genome compared to the human genome?

• It is smaller

• It is three times the size

• It is about the same size

• It is twice the size

What was the original diet of sap-feeding insects like cicadas?

• Herbivores

• Carnivores

• Omnivores

• Detritivores

Where do land crabs primarily live?

• In freshwater lakes

• On land near the ocean

• In deserts

• In the ocean

What adaptation allows land crabs to breathe on land?

• Modified gills

• Lungs

• Skin respiration

• Air sacs

What is a common name for the land crab species discussed?

• Blue crab

• Hermit crab

• Moon crab

• Ghost crab

What is the typical lifespan of the land crabs discussed?

• 20 years

• 15 years

• 10 years

• 5 years

What is a key factor in the increasing popularity of land crabs as pets?

• Their colorful appearance

• Their short lifespan

• Their ability to live in water

• Their ease of care