Comparing Physical Structures of Plants and Animals

Many kinds of animals live in the everglades, including alligators, Panthers, and Manatees. What characteristics do all three animals of the everglades share?

• They all eat only fish
• They all have a backbone
• They all give birth to live young
• They all make their homes in the water

Samson spotted an animal in his yard that he had never seen before. It was lying on top of a pile of eggs. He could also tell that the animal's skin was tough and scaly. Based on this information, what kind of vertebrate was Samson most likely looking at? 

• An amphibian 
• A bird
• A mammal
• A reptile

Which organ in the fish is most similar to the human respiratory system?

• The fins
• The gills
• The skin
• The swim bladder

Tags

NGSS.4-LS1-1

The scales of fish and the feathers of birds are both made from the same protein, called Keratin. What is another characteristic birds and most fish share?

• Both are animals that lay eggs. 
• Both are animals that have teeth. 
• Both are animals that have cold blood. 
• Both are animals that care for their young. 

Tags

NGSS.3-LS1-1

System that functions to exchange gases.

• Endoskeleton

• Exoskeleton

• Respiratory System

• Vascular System

An internal skeleton made up of many bones

• Endoskeleton

• Exoskeleton

• Skin

• Gills

System that moves gases, water, and nutrients from one cell to another

• Respiratory System

• Endoskeleton

• Vascular System

• Exoskeleton

A hard outer structure, such as the shell of an insect or crustacean.

• Endoskeleton

• Exoskeleton

• Vascular System

• Respiratory System

Flowering plants produce by....

• spores

• seeds

• spores and seeds

Nonflowering plants reproduce by...

• spores

• seeds

• spores and/or seeds