Animals, vertebrates and invertebrates

Front

What are vertebrates?

Back

Vertebrates are animals that have a backbone or spinal column, including mammals, birds, reptiles, amphibians, and fish.

Front

What are invertebrates?

Back

Invertebrates are animals that do not have a backbone. Examples include insects, arachnids, mollusks, and crustaceans.

Front

How many legs do insects have?

Back

Insects have 6 legs.

Front

What is the function of setae in earthworms?

Back

Setae are bristles that help earthworms move.

Front

What is the first phylum to exhibit a closed circulatory system?

Back

The first phylum to exhibit a closed circulatory system is Annelida.

Front

What is chitin?

Back

Chitin is a hard, flexible substance that makes up the exoskeleton of arthropods.

Front

What are the main characteristics of mammals?

Back

Mammals are warm-blooded vertebrates that have hair or fur and produce milk to feed their young.

Front

What is the role of feathers in birds?

Back

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

Front

What is metamorphosis?

Back

Metamorphosis is the process by which some animals undergo a transformation from an immature form to an adult form, such as a caterpillar turning into a butterfly.

Front

What is the difference between amphibians and reptiles?

Back

Amphibians typically have a life cycle that includes both aquatic and terrestrial stages, while reptiles are primarily terrestrial and have scaly skin.