Q 01/05

Doctors use the word deciduous for which part of a child's body that also drops out on schedule?

A) Eyelashes

B) Fingernails

C) Baby teeth

D) Skin cells

Answer · why

C) Baby teeth

Baby teeth are formally called deciduous teeth because they are shed like autumn leaves, and antlers that drop every year earn the same label.

Q 02/05

Which sweet product, most of it made in Quebec, starts as watery sap tapped from forest trees in late winter?

A) Palm sugar

B) Maple syrup

C) Date syrup

D) Agave nectar

Answer · why

B) Maple syrup

Maple syrup is boiled down from sap that is only two to five per cent sugar, a craft first practised by the Indigenous peoples of northeastern North A...

Q 03/05

Which North American amphibian survives winter frozen solid, its heartbeat stopped until the spring thaw?

A) Wood frog

B) American toad

C) Bullfrog

D) Red-spotted newt

Answer · why

A) Wood frog

Wood frogs can survive up to 70% of their body water turning to ice, because glucose and urea in their tissues work as a natural antifreeze.

Q 04/05

Which insects put on a synchronised mating display each year in Great Smoky Mountains National Park, viewed by lottery?

A) Crickets

B) Dragonflies

C) Mayflies

D) Fireflies

Answer · why

D) Fireflies

Fireflies of the species Photinus carolinus flash together and then go dark together, and so many people want to watch that the park hands out parking...

Q 05/05

Which noisy insects of eastern US forests spend 13 or 17 years underground before emerging together in vast swarms?

A) Katydids

B) Cicadas

C) Locusts

D) Hornets

Answer · why

B) Cicadas

Cicadas of the periodical kind pass about 99.5% of their lives below ground sipping fluid from tree roots, and their prime-numbered cycles may help th...