Animal Coverings & Defense
What is one purpose of an animal's covering?
To help keep diseases from entering the body or to insulate the animal's body.
How does smell help an animal know when another animal is nearby?
It can smell the other animal.
What body system helps an animal move?
The muscular system.
What does a bird with a hooked beak eat?
Meat.
What do most fish use to breathe underwater?
Gills
What environment can an animal with dry scales live in?
Mostly on land, but do spend some time in water environments.
What are four things vertebrates can detect using their sense of touch?
Hardness, sharpness, temperature, and pain.
What is the main structure in an animal's muscular system?
A muscle.
Who believes that dinosaurs changed into birds?
A person with an evolutionary view
What gas do both mammals and fish take in?
Oxygen
What environment does an animal with scales covered in slime live in?
In water
What is a stimulus that comes from outside an animal's body called?
An external stimulus.
What is the main structure in an animal's circulatory system?
The heart.
Who believes that land animals have always had four legs?
A person with a biblical worldview.
What do mammals use to breathe, while most fish use gills?
Lungs
What structures does a porcupine fish use to defend itself against predators?
Spines
When a lion stalks an antelope for food, what type of stimulus is the lion responding to?
An internal stimulus.
What bird organ holds and soaks food?
The crop.
What ability did God give animals that helps them adjust to their environment?
The ability to adapt.
How do fish and dolphins move their tails differently?
Fish move their tails from side to side, while dolphins move their tails up and down.
What are two ways an animal's covering helps it survive?
It helps keep diseases out of the body and insulates the body.
Name two ways vertebrates respond using their sense of touch.
They may groom each other's fur or communicate through vibrations.
What are two functions of the nervous system?
It helps gather and understand information and controls the heartbeat and breathing.
What are two ways God's design helps vertebrates survive in a world with predators?
God created animals with the ability to adapt and gave them the structures needed for defense against predators.
The Navy trains dolphins to find underwater mines and sea lions to detect enemy swimmers. Are these instinctive or learned behaviors? Name one stimulus involved.
Learned behaviors. A stimulus could be an underwater mine or an enemy swimmer.