2nd form 'what we have done so far' review quiz

Penguins have the following adaptation(s) to keep themselves warm

• Thick layer of blubber

• Black feathers

• High SA:V

• Hydrophobic oil in their feathers

Emperor penguins have a ......... surface area to volume ratio

Galapagos penguins have a ......... surface area to volume ratio

The bigger the organism is, the ......... the surface area to volume ratio

Energy can be transferred through space via the process of ..................

• Conduction

• Convection

• Radiation

Mr Crook has had a long day at work and puts his feet up by the fire. What process warms up his feet?

Mr Armstrong was cooking his dinner. What process heats up his food in the pan?

Shiny surfaces ............... heat radiation

Which statement is correct?

• Emperor penguins have a low SA:V so cool more quickly

• Emperor penguins have a high SA:V so cool more slowly

• Emperor penguins have a low SA:V so cool more slowly

• Emperor penguins have a high SA:V so cool more quickly

A mouse has a ............ SA:V compared to an elephant?