Vertebrate animals ADKINS

Which characteristics are shared by vertebrates? Check all answers that apply.

• blood that circulates through blood vessels

• have a urinary system

• have a nervous system

• protective skin covering

• have external skeletal muscles

Which characteristics do vertebrates share? Check all answers that apply.

• have back bones

• have internal skeletal muscles

• are cold blooded

• have gills or lungs

• are single celled organisms

Which of the following breathe with gills when they are young and lungs when they are adults?

• bears

• snakes

• salamanders

• fish

True or False: Vertebrates have a nervous system with a brain that does not process information.

• True

• False

Answer explanation

Their brains DO process information!

How many phyla of vertebrates are there?

• 4

• 10

• 2

• 1

Which of the following is not considered a vertebrate?

• insects

• fish

• mammals

• reptiles

Being able to regulate body temperature where it is NOT dependent on the environment, makes an organism ______________________?

• exothermic

• amphibian like

• endothermic

• ectothermic

Which organism has smooth skin?

• snakes

• salamanders

• frogs

• butterflies

Describe the eggs of amphibians.

• have shells

• hard

• jellylike

• warm

Which vertebrate groups are ectothermic?

• warm-blooded

• cold-blooded

• no-blooded

• both warm and cold blooded.