Cladogram Worksheet - Social Studies

5 organisms have lungs All the organisms above the "Lungs" line 1. Salamander 2. Lizard 3. Pigeon 4. Mouse 5. Chimp

How many organisms on the cladogram have lungs?

1. Lobsters 2. Spiders

Which animals can molt their exoskeleton?

The hagfish does not have a jaw

Which organism does not have a jaw?

C. Perch and salamander, because they are right next to each other on the cladogram

Which pair of organisms are most closely related? A. Hagfish and Chimp B. Salamander and Mouse C. Perch and Salamander

C. Lizards and Birds because they are close to each other on the cladogram worksheet.

Which pair of organisms are most closely related? A. Lobster and Birds B. Perch and Lizards C. Lizards and Birds

When there are layers of soil piled on each other, the youngest layer is on top and the oldest layer is at the bottom

Define the Law of Superpositon

All of the animals ABOVE the line share the same characteristics that are written on that line.

How would you explain to someone how to read a cladogram?

They both have Claws or Nails

List a characteristic that lizards and pigeons both have

They both have lungs and jaws.

List a characteristic that salamanders and mice share

1. Lizard 2. Birds

Name 2 organisms that have amniotic eggs

The mouse and the chimp have mammary glands

Name 2 organisms that have fur and mammary glands

Claws Amniotic Egg Lungs Vertebrae Seeing UV light

Name all the characteristics that lizards and birds share

1. Founder 2. Lungfish 3. Lizards 4. Birds 5. Mammals

Name organisms that have lungs

1. Perch 2. Flounder

Name the 2 organisms with spiny-rayed fins