(P2) Science Ch. 2 Assessment

Front

What are amphibians?

Back

Amphibians are a class of vertebrate animals that begin life in water, undergo metamorphosis, and develop to survive in terrestrial and aquatic habitats.

Front

What are the three main phyla of worms?

Back

The three main phyla of worms are Annelids (segmented), Platyhelminthes (flat), and Nematodes (round).

Front

What protein are feathers, hair, and horns made of?

Back

Feathers, hair, and horns are made of a protein called keratin.

Front

What term describes animals that can regulate their body temperature internally?

Back

Endothermic.

Front

What is the majority classification of animals in the world?

Back

The vast majority of animals in the world are classified as invertebrates.

Front

What are vertebrates?

Back

Vertebrates are animals that have a backbone or spinal column.

Front

What are invertebrates?

Back

Invertebrates are animals that do not have a backbone.

Front

What is metamorphosis?

Back

Metamorphosis is the process by which some animals undergo a significant change in form or structure during their life cycle.

Front

What is the main characteristic of reptiles?

Back

Reptiles are cold-blooded vertebrates that usually have scaly skin and lay eggs.

Front

What is the function of feathers in birds?

Back

Feathers provide insulation, aid in flight, and are used for display and camouflage.